218825838

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{463}}^1$

素因数の和:531

約数の個数: 144

約数和(自身を含む): 616132608

約数和(自身を除く): 397306770

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 31, 33, 42, 62, 63, 66, 77, 93, 99, 121, 126, 154, 186, 198, 217, 231, 242, 279, 341, 363, 434, 462, 463, 558, 651, 682, 693, 726, 847, 926, 1023, 1089, 1302, 1386, 1389, 1694, 1953, 2046, 2178, 2387, 2541, 2778, 3069, 3241, 3751, 3906, 4167, 4774, 5082, 5093, 6138, 6482, 7161, 7502, 7623, 8334, 9723, 10186, 11253, 14322, 14353, 15246, 15279, 19446, 21483, 22506, 26257, 28706, 29169, 30558, 33759, 35651, 42966, 43059, 45837, 52514, 56023, 58338, 67518, 71302, 78771, 86118, 91674, 100471, 106953, 112046, 129177, 157542, 157883, 168069, 200942, 213906, 236313, 258354, 301413, 315766, 320859, 336138, 392161, 472626, 473649, 504207, 602826, 641718, 784322, 904239, 947298, 1008414, 1105181, 1176483, 1420947, 1736713, 1808478, 2210362, 2352966, 2841894, 3315543, 3473426, 3529449, 5210139, 6631086, 7058898, 9946629, 10420278, 12156991, 15630417, 19893258, 24313982, 31260834, 36470973, 72941946, 109412919, 218825838]

約数ペア:

[(1, 218825838), (2, 109412919), (3, 72941946), (6, 36470973), (7, 31260834), (9, 24313982), (11, 19893258), (14, 15630417), (18, 12156991), (21, 10420278), (22, 9946629), (31, 7058898), (33, 6631086), (42, 5210139), (62, 3529449), (63, 3473426), (66, 3315543), (77, 2841894), (93, 2352966), (99, 2210362), (121, 1808478), (126, 1736713), (154, 1420947), (186, 1176483), (198, 1105181), (217, 1008414), (231, 947298), (242, 904239), (279, 784322), (341, 641718), (363, 602826), (434, 504207), (462, 473649), (463, 472626), (558, 392161), (651, 336138), (682, 320859), (693, 315766), (726, 301413), (847, 258354), (926, 236313), (1023, 213906), (1089, 200942), (1302, 168069), (1386, 157883), (1389, 157542), (1694, 129177), (1953, 112046), (2046, 106953), (2178, 100471), (2387, 91674), (2541, 86118), (2778, 78771), (3069, 71302), (3241, 67518), (3751, 58338), (3906, 56023), (4167, 52514), (4774, 45837), (5082, 43059), (5093, 42966), (6138, 35651), (6482, 33759), (7161, 30558), (7502, 29169), (7623, 28706), (8334, 26257), (9723, 22506), (10186, 21483), (11253, 19446), (14322, 15279), (14353, 15246)]