313177540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1204529}}^1$

素因数の和:1204551

約数の個数: 24

約数和(自身を含む): 708263640

約数和(自身を除く): 395086100

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1204529, 2409058, 4818116, 6022645, 12045290, 15658877, 24090580, 31317754, 62635508, 78294385, 156588770, 313177540]

約数ペア:

[(1, 313177540), (2, 156588770), (4, 78294385), (5, 62635508), (10, 31317754), (13, 24090580), (20, 15658877), (26, 12045290), (52, 6022645), (65, 4818116), (130, 2409058), (260, 1204529)]