31278095

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{1979}}^1$

素因数の和:2122

約数の個数: 16

約数和(自身を含む): 39204000

約数和(自身を除く): 7925905

約数列:

[1, 5, 29, 109, 145, 545, 1979, 3161, 9895, 15805, 57391, 215711, 286955, 1078555, 6255619, 31278095]

約数ペア:

[(1, 31278095), (5, 6255619), (29, 1078555), (109, 286955), (145, 215711), (545, 57391), (1979, 15805), (3161, 9895)]