81964968

素因数分解:

$2^3\times 3^1\times {\mathrm{61}}^1\times {\mathrm{55987}}^1$

素因数の和:56057

約数の個数: 32

約数和(自身を含む): 208275360

約数和(自身を除く): 126310392

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 61, 122, 183, 244, 366, 488, 732, 1464, 55987, 111974, 167961, 223948, 335922, 447896, 671844, 1343688, 3415207, 6830414, 10245621, 13660828, 20491242, 27321656, 40982484, 81964968]

約数ペア:

[(1, 81964968), (2, 40982484), (3, 27321656), (4, 20491242), (6, 13660828), (8, 10245621), (12, 6830414), (24, 3415207), (61, 1343688), (122, 671844), (183, 447896), (244, 335922), (366, 223948), (488, 167961), (732, 111974), (1464, 55987)]