23953985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:281

約数の個数: 32

約数和(自身を含む): 32832000

約数和(自身を除く): 8878015

約数列:

[1, 5, 11, 37, 55, 79, 149, 185, 395, 407, 745, 869, 1639, 2035, 2923, 4345, 5513, 8195, 11771, 14615, 27565, 32153, 58855, 60643, 129481, 160765, 303215, 435527, 647405, 2177635, 4790797, 23953985]

約数ペア:

[(1, 23953985), (5, 4790797), (11, 2177635), (37, 647405), (55, 435527), (79, 303215), (149, 160765), (185, 129481), (395, 60643), (407, 58855), (745, 32153), (869, 27565), (1639, 14615), (2035, 11771), (2923, 8195), (4345, 5513)]