61291251

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{42299}}^1$

素因数の和:42335

約数の個数: 24

約数和(自身を含む): 105580800

約数和(自身を除く): 44289549

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 42299, 126897, 296093, 380691, 888279, 972877, 2664837, 2918631, 6810139, 8755893, 20430417, 61291251]

約数ペア:

[(1, 61291251), (3, 20430417), (7, 8755893), (9, 6810139), (21, 2918631), (23, 2664837), (63, 972877), (69, 888279), (161, 380691), (207, 296093), (483, 126897), (1449, 42299)]