221844448

素因数分解:

$2^5\times 7^1\times {\mathrm{990377}}^1$

素因数の和:990394

約数の個数: 24

約数和(自身を含む): 499150512

約数和(自身を除く): 277306064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 990377, 1980754, 3961508, 6932639, 7923016, 13865278, 15846032, 27730556, 31692064, 55461112, 110922224, 221844448]

約数ペア:

[(1, 221844448), (2, 110922224), (4, 55461112), (7, 31692064), (8, 27730556), (14, 15846032), (16, 13865278), (28, 7923016), (32, 6932639), (56, 3961508), (112, 1980754), (224, 990377)]