157216715

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{619}}^1\times {\mathrm{643}}^1$

素因数の和:1346

約数の個数: 16

約数和(自身を含む): 191654400

約数和(自身を除く): 34437685

約数列:

[1, 5, 79, 395, 619, 643, 3095, 3215, 48901, 50797, 244505, 253985, 398017, 1990085, 31443343, 157216715]

約数ペア:

[(1, 157216715), (5, 31443343), (79, 1990085), (395, 398017), (619, 253985), (643, 244505), (3095, 50797), (3215, 48901)]