638642709

素因数分解:

$3^2\times {\mathrm{1151}}^1\times {\mathrm{61651}}^1$

素因数の和:62808

約数の個数: 12

約数和(自身を含む): 923300352

約数和(自身を除く): 284657643

約数列:

[1, 3, 9, 1151, 3453, 10359, 61651, 184953, 554859, 70960301, 212880903, 638642709]

約数ペア:

[(1, 638642709), (3, 212880903), (9, 70960301), (1151, 554859), (3453, 184953), (10359, 61651)]