70221508

素因数分解:

$2^2\times 7^2\times {\mathrm{358273}}^1$

素因数の和:358291

約数の個数: 18

約数和(自身を含む): 142951326

約数和(自身を除く): 72729818

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 358273, 716546, 1433092, 2507911, 5015822, 10031644, 17555377, 35110754, 70221508]

約数ペア:

[(1, 70221508), (2, 35110754), (4, 17555377), (7, 10031644), (14, 5015822), (28, 2507911), (49, 1433092), (98, 716546), (196, 358273)]