1230271405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{221471}}^1$

素因数の和:221588

約数の個数: 16

約数和(自身を含む): 1626490368

約数和(自身を除く): 396218963

約数列:

[1, 5, 11, 55, 101, 505, 1111, 5555, 221471, 1107355, 2436181, 12180905, 22368571, 111842855, 246054281, 1230271405]

約数ペア:

[(1, 1230271405), (5, 246054281), (11, 111842855), (55, 22368571), (101, 12180905), (505, 2436181), (1111, 1107355), (5555, 221471)]