221436472

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{419}}^1\times {\mathrm{2131}}^1$

素因数の和:2587

約数の個数: 32

約数和(自身を含む): 429811200

約数和(自身を除く): 208374728

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 419, 838, 1676, 2131, 3352, 4262, 8524, 12989, 17048, 25978, 51956, 66061, 103912, 132122, 264244, 528488, 892889, 1785778, 3571556, 7143112, 27679559, 55359118, 110718236, 221436472]

約数ペア:

[(1, 221436472), (2, 110718236), (4, 55359118), (8, 27679559), (31, 7143112), (62, 3571556), (124, 1785778), (248, 892889), (419, 528488), (838, 264244), (1676, 132122), (2131, 103912), (3352, 66061), (4262, 51956), (8524, 25978), (12989, 17048)]