128725411

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{401}}^1\times {\mathrm{821}}^1$

素因数の和:1262

約数の個数: 16

約数和(自身を含む): 142751808

約数和(自身を除く): 14026397

約数列:

[1, 17, 23, 391, 401, 821, 6817, 9223, 13957, 18883, 156791, 321011, 329221, 5596757, 7572083, 128725411]

約数ペア:

[(1, 128725411), (17, 7572083), (23, 5596757), (391, 329221), (401, 321011), (821, 156791), (6817, 18883), (9223, 13957)]