51357901

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{479}}^1$

素因数の和:573

約数の個数: 24

約数和(自身を含む): 63659520

約数和(自身を除く): 12301619

約数列:

[1, 7, 17, 53, 119, 289, 371, 479, 901, 2023, 3353, 6307, 8143, 15317, 25387, 57001, 107219, 138431, 177709, 431579, 969017, 3021053, 7336843, 51357901]

約数ペア:

[(1, 51357901), (7, 7336843), (17, 3021053), (53, 969017), (119, 431579), (289, 177709), (371, 138431), (479, 107219), (901, 57001), (2023, 25387), (3353, 15317), (6307, 8143)]