69971636

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{577}}^1$

素因数の和:720

約数の個数: 48

約数和(自身を含む): 144490752

約数和(自身を除く): 74519116

約数列:

[1, 2, 4, 7, 14, 28, 61, 71, 122, 142, 244, 284, 427, 497, 577, 854, 994, 1154, 1708, 1988, 2308, 4039, 4331, 8078, 8662, 16156, 17324, 30317, 35197, 40967, 60634, 70394, 81934, 121268, 140788, 163868, 246379, 286769, 492758, 573538, 985516, 1147076, 2498987, 4997974, 9995948, 17492909, 34985818, 69971636]

約数ペア:

[(1, 69971636), (2, 34985818), (4, 17492909), (7, 9995948), (14, 4997974), (28, 2498987), (61, 1147076), (71, 985516), (122, 573538), (142, 492758), (244, 286769), (284, 246379), (427, 163868), (497, 140788), (577, 121268), (854, 81934), (994, 70394), (1154, 60634), (1708, 40967), (1988, 35197), (2308, 30317), (4039, 17324), (4331, 16156), (8078, 8662)]