31504941

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{4019}}^1$

素因数の和:4105

約数の個数: 24

約数和(自身を含む): 49751520

約数和(自身を除く): 18246579

約数列:

[1, 3, 9, 13, 39, 67, 117, 201, 603, 871, 2613, 4019, 7839, 12057, 36171, 52247, 156741, 269273, 470223, 807819, 2423457, 3500549, 10501647, 31504941]

約数ペア:

[(1, 31504941), (3, 10501647), (9, 3500549), (13, 2423457), (39, 807819), (67, 470223), (117, 269273), (201, 156741), (603, 52247), (871, 36171), (2613, 12057), (4019, 7839)]