28253268828

素因数分解:

$2^2\times 3^5\times {\mathrm{211}}^1\times {\mathrm{347}}^1\times {\mathrm{397}}^1$

素因数の和:974

約数の個数: 144

約数和(自身を含む): 74816536704

約数和(自身を除く): 46563267876

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 211, 243, 324, 347, 397, 422, 486, 633, 694, 794, 844, 972, 1041, 1191, 1266, 1388, 1588, 1899, 2082, 2382, 2532, 3123, 3573, 3798, 4164, 4764, 5697, 6246, 7146, 7596, 9369, 10719, 11394, 12492, 14292, 17091, 18738, 21438, 22788, 28107, 32157, 34182, 37476, 42876, 51273, 56214, 64314, 68364, 73217, 83767, 84321, 96471, 102546, 112428, 128628, 137759, 146434, 167534, 168642, 192942, 205092, 219651, 251301, 275518, 292868, 335068, 337284, 385884, 413277, 439302, 502602, 551036, 658953, 753903, 826554, 878604, 1005204, 1239831, 1317906, 1507806, 1653108, 1976859, 2261709, 2479662, 2635812, 3015612, 3719493, 3953718, 4523418, 4959324, 5930577, 6785127, 7438986, 7907436, 9046836, 11158479, 11861154, 13570254, 14877972, 17791731, 20355381, 22316958, 23722308, 27140508, 29067149, 33475437, 35583462, 40710762, 44633916, 58134298, 66950874, 71166924, 81421524, 87201447, 116268596, 133901748, 174402894, 261604341, 348805788, 523208682, 784813023, 1046417364, 1569626046, 2354439069, 3139252092, 4708878138, 7063317207, 9417756276, 14126634414, 28253268828]

約数ペア:

[(1, 28253268828), (2, 14126634414), (3, 9417756276), (4, 7063317207), (6, 4708878138), (9, 3139252092), (12, 2354439069), (18, 1569626046), (27, 1046417364), (36, 784813023), (54, 523208682), (81, 348805788), (108, 261604341), (162, 174402894), (211, 133901748), (243, 116268596), (324, 87201447), (347, 81421524), (397, 71166924), (422, 66950874), (486, 58134298), (633, 44633916), (694, 40710762), (794, 35583462), (844, 33475437), (972, 29067149), (1041, 27140508), (1191, 23722308), (1266, 22316958), (1388, 20355381), (1588, 17791731), (1899, 14877972), (2082, 13570254), (2382, 11861154), (2532, 11158479), (3123, 9046836), (3573, 7907436), (3798, 7438986), (4164, 6785127), (4764, 5930577), (5697, 4959324), (6246, 4523418), (7146, 3953718), (7596, 3719493), (9369, 3015612), (10719, 2635812), (11394, 2479662), (12492, 2261709), (14292, 1976859), (17091, 1653108), (18738, 1507806), (21438, 1317906), (22788, 1239831), (28107, 1005204), (32157, 878604), (34182, 826554), (37476, 753903), (42876, 658953), (51273, 551036), (56214, 502602), (64314, 439302), (68364, 413277), (73217, 385884), (83767, 337284), (84321, 335068), (96471, 292868), (102546, 275518), (112428, 251301), (128628, 219651), (137759, 205092), (146434, 192942), (167534, 168642)]