28537328

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{211}}^1$

素因数の和:405

約数の個数: 40

約数和(自身を含む): 56782080

約数和(自身を除く): 28244752

約数列:

[1, 2, 4, 8, 16, 79, 107, 158, 211, 214, 316, 422, 428, 632, 844, 856, 1264, 1688, 1712, 3376, 8453, 16669, 16906, 22577, 33338, 33812, 45154, 66676, 67624, 90308, 133352, 135248, 180616, 266704, 361232, 1783583, 3567166, 7134332, 14268664, 28537328]

約数ペア:

[(1, 28537328), (2, 14268664), (4, 7134332), (8, 3567166), (16, 1783583), (79, 361232), (107, 266704), (158, 180616), (211, 135248), (214, 133352), (316, 90308), (422, 67624), (428, 66676), (632, 45154), (844, 33812), (856, 33338), (1264, 22577), (1688, 16906), (1712, 16669), (3376, 8453)]