31287737

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{643}}^1$

素因数の和:872

約数の個数: 16

約数和(自身を含む): 35703360

約数和(自身を除く): 4415623

約数列:

[1, 13, 19, 197, 247, 643, 2561, 3743, 8359, 12217, 48659, 126671, 158821, 1646723, 2406749, 31287737]

約数ペア:

[(1, 31287737), (13, 2406749), (19, 1646723), (197, 158821), (247, 126671), (643, 48659), (2561, 12217), (3743, 8359)]