1313809136

素因数分解:

$2^4\times {\mathrm{263}}^1\times {\mathrm{312217}}^1$

素因数の和:312488

約数の個数: 20

約数和(自身を含む): 2555192112

約数和(自身を除く): 1241382976

約数列:

[1, 2, 4, 8, 16, 263, 526, 1052, 2104, 4208, 312217, 624434, 1248868, 2497736, 4995472, 82113071, 164226142, 328452284, 656904568, 1313809136]

約数ペア:

[(1, 1313809136), (2, 656904568), (4, 328452284), (8, 164226142), (16, 82113071), (263, 4995472), (526, 2497736), (1052, 1248868), (2104, 624434), (4208, 312217)]