25929819

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{647}}^1$

素因数の和:787

約数の個数: 24

約数和(自身を含む): 38649312

約数和(自身を除く): 12719493

約数列:

[1, 3, 9, 61, 73, 183, 219, 549, 647, 657, 1941, 4453, 5823, 13359, 39467, 40077, 47231, 118401, 141693, 355203, 425079, 2881091, 8643273, 25929819]

約数ペア:

[(1, 25929819), (3, 8643273), (9, 2881091), (61, 425079), (73, 355203), (183, 141693), (219, 118401), (549, 47231), (647, 40077), (657, 39467), (1941, 13359), (4453, 5823)]