138857312

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{394481}}^1$

素因数の和:394502

約数の個数: 24

約数和(自身を含む): 298228392

約数和(自身を除く): 159371080

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 352, 394481, 788962, 1577924, 3155848, 4339291, 6311696, 8678582, 12623392, 17357164, 34714328, 69428656, 138857312]

約数ペア:

[(1, 138857312), (2, 69428656), (4, 34714328), (8, 17357164), (11, 12623392), (16, 8678582), (22, 6311696), (32, 4339291), (44, 3155848), (88, 1577924), (176, 788962), (352, 394481)]