218998968

素因数分解:

$2^3\times 3^1\times {\mathrm{53}}^1\times {\mathrm{172169}}^1$

素因数の和:172231

約数の個数: 32

約数和(自身を含む): 557830800

約数和(自身を除く): 338831832

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 53, 106, 159, 212, 318, 424, 636, 1272, 172169, 344338, 516507, 688676, 1033014, 1377352, 2066028, 4132056, 9124957, 18249914, 27374871, 36499828, 54749742, 72999656, 109499484, 218998968]

約数ペア:

[(1, 218998968), (2, 109499484), (3, 72999656), (4, 54749742), (6, 36499828), (8, 27374871), (12, 18249914), (24, 9124957), (53, 4132056), (106, 2066028), (159, 1377352), (212, 1033014), (318, 688676), (424, 516507), (636, 344338), (1272, 172169)]