625996

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{283}}^1$

素因数の和:373

約数の個数: 24

約数和(自身を含む): 1272320

約数和(自身を除く): 646324

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 283, 316, 553, 566, 1106, 1132, 1981, 2212, 3962, 7924, 22357, 44714, 89428, 156499, 312998, 625996]

約数ペア:

[(1, 625996), (2, 312998), (4, 156499), (7, 89428), (14, 44714), (28, 22357), (79, 7924), (158, 3962), (283, 2212), (316, 1981), (553, 1132), (566, 1106)]