213156730

素因数分解:

$2^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{251}}^1\times {\mathrm{521}}^1$

素因数の和:942

約数の個数: 32

約数和(自身を含む): 388317888

約数和(自身を除く): 175161158

約数列:

[1, 2, 5, 10, 163, 251, 326, 502, 521, 815, 1042, 1255, 1630, 2510, 2605, 5210, 40913, 81826, 84923, 130771, 169846, 204565, 261542, 409130, 424615, 653855, 849230, 1307710, 21315673, 42631346, 106578365, 213156730]

約数ペア:

[(1, 213156730), (2, 106578365), (5, 42631346), (10, 21315673), (163, 1307710), (251, 849230), (326, 653855), (502, 424615), (521, 409130), (815, 261542), (1042, 204565), (1255, 169846), (1630, 130771), (2510, 84923), (2605, 81826), (5210, 40913)]