291208234808

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{457}}^1\times {\mathrm{683}}^1\times {\mathrm{839}}^1$

素因数の和:2124

約数の個数: 64

約数和(自身を含む): 552611808000

約数和(自身を除く): 261403573192

約数列:

[1, 2, 4, 8, 139, 278, 457, 556, 683, 839, 914, 1112, 1366, 1678, 1828, 2732, 3356, 3656, 5464, 6712, 63523, 94937, 116621, 127046, 189874, 233242, 254092, 312131, 379748, 383423, 466484, 508184, 573037, 624262, 759496, 766846, 932968, 1146074, 1248524, 1533692, 2292148, 2497048, 3067384, 4584296, 43386209, 53295797, 79652143, 86772418, 106591594, 159304286, 173544836, 213183188, 261877909, 318608572, 347089672, 426366376, 523755818, 637217144, 1047511636, 2095023272, 36401029351, 72802058702, 145604117404, 291208234808]

約数ペア:

[(1, 291208234808), (2, 145604117404), (4, 72802058702), (8, 36401029351), (139, 2095023272), (278, 1047511636), (457, 637217144), (556, 523755818), (683, 426366376), (839, 347089672), (914, 318608572), (1112, 261877909), (1366, 213183188), (1678, 173544836), (1828, 159304286), (2732, 106591594), (3356, 86772418), (3656, 79652143), (5464, 53295797), (6712, 43386209), (63523, 4584296), (94937, 3067384), (116621, 2497048), (127046, 2292148), (189874, 1533692), (233242, 1248524), (254092, 1146074), (312131, 932968), (379748, 766846), (383423, 759496), (466484, 624262), (508184, 573037)]