42721224

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{631}}^1$

素因数の和:691

約数の個数: 128

約数和(自身を含む): 135905280

約数和(自身を除く): 93184056

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 31, 39, 42, 52, 56, 62, 78, 84, 91, 93, 104, 124, 156, 168, 182, 186, 217, 248, 273, 312, 364, 372, 403, 434, 546, 631, 651, 728, 744, 806, 868, 1092, 1209, 1262, 1302, 1612, 1736, 1893, 2184, 2418, 2524, 2604, 2821, 3224, 3786, 4417, 4836, 5048, 5208, 5642, 7572, 8203, 8463, 8834, 9672, 11284, 13251, 15144, 16406, 16926, 17668, 19561, 22568, 24609, 26502, 32812, 33852, 35336, 39122, 49218, 53004, 57421, 58683, 65624, 67704, 78244, 98436, 106008, 114842, 117366, 136927, 156488, 172263, 196872, 229684, 234732, 254293, 273854, 344526, 410781, 459368, 469464, 508586, 547708, 689052, 762879, 821562, 1017172, 1095416, 1378104, 1525758, 1643124, 1780051, 2034344, 3051516, 3286248, 3560102, 5340153, 6103032, 7120204, 10680306, 14240408, 21360612, 42721224]

約数ペア:

[(1, 42721224), (2, 21360612), (3, 14240408), (4, 10680306), (6, 7120204), (7, 6103032), (8, 5340153), (12, 3560102), (13, 3286248), (14, 3051516), (21, 2034344), (24, 1780051), (26, 1643124), (28, 1525758), (31, 1378104), (39, 1095416), (42, 1017172), (52, 821562), (56, 762879), (62, 689052), (78, 547708), (84, 508586), (91, 469464), (93, 459368), (104, 410781), (124, 344526), (156, 273854), (168, 254293), (182, 234732), (186, 229684), (217, 196872), (248, 172263), (273, 156488), (312, 136927), (364, 117366), (372, 114842), (403, 106008), (434, 98436), (546, 78244), (631, 67704), (651, 65624), (728, 58683), (744, 57421), (806, 53004), (868, 49218), (1092, 39122), (1209, 35336), (1262, 33852), (1302, 32812), (1612, 26502), (1736, 24609), (1893, 22568), (2184, 19561), (2418, 17668), (2524, 16926), (2604, 16406), (2821, 15144), (3224, 13251), (3786, 11284), (4417, 9672), (4836, 8834), (5048, 8463), (5208, 8203), (5642, 7572)]