157897222

素因数分解:

$2^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{28409}}^1$

素因数の和:28815

約数の個数: 16

約数和(自身を含む): 271372320

約数和(自身を除く): 113475098

約数列:

[1, 2, 7, 14, 397, 794, 2779, 5558, 28409, 56818, 198863, 397726, 11278373, 22556746, 78948611, 157897222]

約数ペア:

[(1, 157897222), (2, 78948611), (7, 22556746), (14, 11278373), (397, 397726), (794, 198863), (2779, 56818), (5558, 28409)]