418353

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{631}}^1$

素因数の和:664

約数の個数: 16

約数和(自身を含む): 637056

約数和(自身を除く): 218703

約数列:

[1, 3, 13, 17, 39, 51, 221, 631, 663, 1893, 8203, 10727, 24609, 32181, 139451, 418353]

約数ペア:

[(1, 418353), (3, 139451), (13, 32181), (17, 24609), (39, 10727), (51, 8203), (221, 1893), (631, 663)]