221504108

素因数分解:

$2^2\times 7^2\times {\mathrm{1130123}}^1$

素因数の和:1130141

約数の個数: 18

約数和(自身を含む): 450919476

約数和(自身を除く): 229415368

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 1130123, 2260246, 4520492, 7910861, 15821722, 31643444, 55376027, 110752054, 221504108]

約数ペア:

[(1, 221504108), (2, 110752054), (4, 55376027), (7, 31643444), (14, 15821722), (28, 7910861), (49, 4520492), (98, 2260246), (196, 1130123)]