31915651

素因数分解:

${\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:378

約数の個数: 16

約数和(自身を含む): 34272000

約数和(自身を除く): 2356349

約数列:

[1, 23, 67, 139, 149, 1541, 3197, 3427, 9313, 9983, 20711, 214199, 229609, 476353, 1387637, 31915651]

約数ペア:

[(1, 31915651), (23, 1387637), (67, 476353), (139, 229609), (149, 214199), (1541, 20711), (3197, 9983), (3427, 9313)]