261330333

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{149417}}^1$

素因数の和:149484

約数の個数: 16

約数和(自身を含む): 387291456

約数和(自身を除く): 125961123

約数列:

[1, 3, 11, 33, 53, 159, 583, 1749, 149417, 448251, 1643587, 4930761, 7919101, 23757303, 87110111, 261330333]

約数ペア:

[(1, 261330333), (3, 87110111), (11, 23757303), (33, 7919101), (53, 4930761), (159, 1643587), (583, 448251), (1749, 149417)]