81478704

素因数分解:

$2^4\times 3^1\times {\mathrm{79}}^1\times {\mathrm{21487}}^1$

素因数の和:21577

約数の個数: 40

約数和(自身を含む): 213160960

約数和(自身を除く): 131682256

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 79, 158, 237, 316, 474, 632, 948, 1264, 1896, 3792, 21487, 42974, 64461, 85948, 128922, 171896, 257844, 343792, 515688, 1031376, 1697473, 3394946, 5092419, 6789892, 10184838, 13579784, 20369676, 27159568, 40739352, 81478704]

約数ペア:

[(1, 81478704), (2, 40739352), (3, 27159568), (4, 20369676), (6, 13579784), (8, 10184838), (12, 6789892), (16, 5092419), (24, 3394946), (48, 1697473), (79, 1031376), (158, 515688), (237, 343792), (316, 257844), (474, 171896), (632, 128922), (948, 85948), (1264, 64461), (1896, 42974), (3792, 21487)]