7987941

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1019}}^1$

素因数の和:1105

約数の個数: 24

約数和(自身を含む): 12623520

約数和(自身を除く): 4635579

約数列:

[1, 3, 9, 13, 39, 67, 117, 201, 603, 871, 1019, 2613, 3057, 7839, 9171, 13247, 39741, 68273, 119223, 204819, 614457, 887549, 2662647, 7987941]

約数ペア:

[(1, 7987941), (3, 2662647), (9, 887549), (13, 614457), (39, 204819), (67, 119223), (117, 68273), (201, 39741), (603, 13247), (871, 9171), (1019, 7839), (2613, 3057)]