215566855

素因数分解:

$5^1\times 7^1\times {\mathrm{971}}^1\times {\mathrm{6343}}^1$

素因数の和:7326

約数の個数: 16

約数和(自身を含む): 295985664

約数和(自身を除く): 80418809

約数列:

[1, 5, 7, 35, 971, 4855, 6343, 6797, 31715, 33985, 44401, 222005, 6159053, 30795265, 43113371, 215566855]

約数ペア:

[(1, 215566855), (5, 43113371), (7, 30795265), (35, 6159053), (971, 222005), (4855, 44401), (6343, 33985), (6797, 31715)]