157842997

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{643}}^1\times {\mathrm{821}}^1$

素因数の和:1500

約数の個数: 16

約数和(自身を含む): 177867648

約数和(自身を除く): 20024651

約数列:

[1, 13, 23, 299, 643, 821, 8359, 10673, 14789, 18883, 192257, 245479, 527903, 6862739, 12141769, 157842997]

約数ペア:

[(1, 157842997), (13, 12141769), (23, 6862739), (299, 527903), (643, 245479), (821, 192257), (8359, 18883), (10673, 14789)]