253133660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{973591}}^1$

素因数の和:973613

約数の個数: 24

約数和(自身を含む): 572472096

約数和(自身を除く): 319338436

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 973591, 1947182, 3894364, 4867955, 9735910, 12656683, 19471820, 25313366, 50626732, 63283415, 126566830, 253133660]

約数ペア:

[(1, 253133660), (2, 126566830), (4, 63283415), (5, 50626732), (10, 25313366), (13, 19471820), (20, 12656683), (26, 9735910), (52, 4867955), (65, 3894364), (130, 1947182), (260, 973591)]