138744580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{533633}}^1$

素因数の和:533655

約数の個数: 24

約数和(自身を含む): 313776792

約数和(自身を除く): 175032212

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 533633, 1067266, 2134532, 2668165, 5336330, 6937229, 10672660, 13874458, 27748916, 34686145, 69372290, 138744580]

約数ペア:

[(1, 138744580), (2, 69372290), (4, 34686145), (5, 27748916), (10, 13874458), (13, 10672660), (20, 6937229), (26, 5336330), (52, 2668165), (65, 2134532), (130, 1067266), (260, 533633)]