157220642

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{17749}}^1$

素因数の和:17897

約数の個数: 16

約数和(自身を含む): 243672000

約数和(自身を除く): 86451358

約数列:

[1, 2, 43, 86, 103, 206, 4429, 8858, 17749, 35498, 763207, 1526414, 1828147, 3656294, 78610321, 157220642]

約数ペア:

[(1, 157220642), (2, 78610321), (43, 3656294), (86, 1828147), (103, 1526414), (206, 763207), (4429, 35498), (8858, 17749)]