1682421

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{241}}^1$

素因数の和:436

約数の個数: 16

約数和(自身を含む): 2439360

約数和(自身を除く): 756939

約数列:

[1, 3, 13, 39, 179, 241, 537, 723, 2327, 3133, 6981, 9399, 43139, 129417, 560807, 1682421]

約数ペア:

[(1, 1682421), (3, 560807), (13, 129417), (39, 43139), (179, 9399), (241, 6981), (537, 3133), (723, 2327)]