72447472

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{266351}}^1$

素因数の和:266376

約数の個数: 20

約数和(自身を含む): 148624416

約数和(自身を除く): 76176944

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 266351, 532702, 1065404, 2130808, 4261616, 4527967, 9055934, 18111868, 36223736, 72447472]

約数ペア:

[(1, 72447472), (2, 36223736), (4, 18111868), (8, 9055934), (16, 4527967), (17, 4261616), (34, 2130808), (68, 1065404), (136, 532702), (272, 266351)]