123899216

素因数分解:

$2^4\times 7^1\times {\mathrm{1106243}}^1$

素因数の和:1106258

約数の個数: 20

約数和(自身を含む): 274348512

約数和(自身を除く): 150449296

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1106243, 2212486, 4424972, 7743701, 8849944, 15487402, 17699888, 30974804, 61949608, 123899216]

約数ペア:

[(1, 123899216), (2, 61949608), (4, 30974804), (7, 17699888), (8, 15487402), (14, 8849944), (16, 7743701), (28, 4424972), (56, 2212486), (112, 1106243)]