291225735

素因数分解:

$3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{29021}}^1$

素因数の和:29255

約数の個数: 24

約数和(自身を含む): 507072384

約数和(自身を除く): 215846649

約数列:

[1, 3, 5, 9, 15, 45, 223, 669, 1115, 2007, 3345, 10035, 29021, 87063, 145105, 261189, 435315, 1305945, 6471683, 19415049, 32358415, 58245147, 97075245, 291225735]

約数ペア:

[(1, 291225735), (3, 97075245), (5, 58245147), (9, 32358415), (15, 19415049), (45, 6471683), (223, 1305945), (669, 435315), (1115, 261189), (2007, 145105), (3345, 87063), (10035, 29021)]