87898671

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{45007}}^1$

素因数の和:45051

約数の個数: 24

約数和(自身を含む): 149786624

約数和(自身を除く): 61887953

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 45007, 135021, 315049, 405063, 945147, 1395217, 2835441, 4185651, 9766519, 12556953, 29299557, 87898671]

約数ペア:

[(1, 87898671), (3, 29299557), (7, 12556953), (9, 9766519), (21, 4185651), (31, 2835441), (63, 1395217), (93, 945147), (217, 405063), (279, 315049), (651, 135021), (1953, 45007)]