208544497

素因数分解:

$7^1\times {\mathrm{101}}^1\times {\mathrm{397}}^1\times {\mathrm{743}}^1$

素因数の和:1248

約数の個数: 16

約数和(自身を含む): 241627392

約数和(自身を除く): 33082895

約数列:

[1, 7, 101, 397, 707, 743, 2779, 5201, 40097, 75043, 280679, 294971, 525301, 2064797, 29792071, 208544497]

約数ペア:

[(1, 208544497), (7, 29792071), (101, 2064797), (397, 525301), (707, 294971), (743, 280679), (2779, 75043), (5201, 40097)]