661352

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{229}}^1$

素因数の和:273

約数の個数: 24

約数和(自身を含む): 1314450

約数和(自身を除く): 653098

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 229, 361, 458, 722, 916, 1444, 1832, 2888, 4351, 8702, 17404, 34808, 82669, 165338, 330676, 661352]

約数ペア:

[(1, 661352), (2, 330676), (4, 165338), (8, 82669), (19, 34808), (38, 17404), (76, 8702), (152, 4351), (229, 2888), (361, 1832), (458, 1444), (722, 916)]