1231509712

素因数分解:

$2^4\times {\mathrm{641}}^1\times {\mathrm{120077}}^1$

素因数の和:120726

約数の個数: 20

約数和(自身を含む): 2389792356

約数和(自身を除く): 1158282644

約数列:

[1, 2, 4, 8, 16, 641, 1282, 2564, 5128, 10256, 120077, 240154, 480308, 960616, 1921232, 76969357, 153938714, 307877428, 615754856, 1231509712]

約数ペア:

[(1, 1231509712), (2, 615754856), (4, 307877428), (8, 153938714), (16, 76969357), (641, 1921232), (1282, 960616), (2564, 480308), (5128, 240154), (10256, 120077)]