201898047

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{20959}}^1$

素因数の和:21007

約数の個数: 24

約数和(自身を含む): 306854400

約数和(自身を除く): 104956353

約数列:

[1, 3, 13, 19, 39, 57, 169, 247, 507, 741, 3211, 9633, 20959, 62877, 272467, 398221, 817401, 1194663, 3542071, 5176873, 10626213, 15530619, 67299349, 201898047]

約数ペア:

[(1, 201898047), (3, 67299349), (13, 15530619), (19, 10626213), (39, 5176873), (57, 3542071), (169, 1194663), (247, 817401), (507, 398221), (741, 272467), (3211, 62877), (9633, 20959)]