71901908

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{499}}^1$

素因数の和:696

約数の個数: 48

約数和(自身を含む): 144648000

約数和(自身を除く): 72746092

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 163, 221, 326, 442, 499, 652, 884, 998, 1996, 2119, 2771, 4238, 5542, 6487, 8476, 8483, 11084, 12974, 16966, 25948, 33932, 36023, 72046, 81337, 110279, 144092, 162674, 220558, 325348, 441116, 1057381, 1382729, 2114762, 2765458, 4229524, 5530916, 17975477, 35950954, 71901908]

約数ペア:

[(1, 71901908), (2, 35950954), (4, 17975477), (13, 5530916), (17, 4229524), (26, 2765458), (34, 2114762), (52, 1382729), (68, 1057381), (163, 441116), (221, 325348), (326, 220558), (442, 162674), (499, 144092), (652, 110279), (884, 81337), (998, 72046), (1996, 36023), (2119, 33932), (2771, 25948), (4238, 16966), (5542, 12974), (6487, 11084), (8476, 8483)]