140666721

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{212167}}^1$

素因数の和:212200

約数の個数: 16

約数和(自身を含む): 213865344

約数和(自身を除く): 73198623

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 212167, 636501, 2758171, 3606839, 8274513, 10820517, 46888907, 140666721]

約数ペア:

[(1, 140666721), (3, 46888907), (13, 10820517), (17, 8274513), (39, 3606839), (51, 2758171), (221, 636501), (663, 212167)]