7989488

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{541}}^1$

素因数の和:633

約数の個数: 40

約数和(自身を含む): 16936416

約数和(自身を除く): 8946928

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 71, 104, 142, 208, 284, 541, 568, 923, 1082, 1136, 1846, 2164, 3692, 4328, 7033, 7384, 8656, 14066, 14768, 28132, 38411, 56264, 76822, 112528, 153644, 307288, 499343, 614576, 998686, 1997372, 3994744, 7989488]

約数ペア:

[(1, 7989488), (2, 3994744), (4, 1997372), (8, 998686), (13, 614576), (16, 499343), (26, 307288), (52, 153644), (71, 112528), (104, 76822), (142, 56264), (208, 38411), (284, 28132), (541, 14768), (568, 14066), (923, 8656), (1082, 7384), (1136, 7033), (1846, 4328), (2164, 3692)]