28157426

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{307}}^1\times {\mathrm{379}}^1$

素因数の和:710

約数の個数: 24

約数和(自身を含む): 46698960

約数和(自身を除く): 18541534

約数列:

[1, 2, 11, 22, 121, 242, 307, 379, 614, 758, 3377, 4169, 6754, 8338, 37147, 45859, 74294, 91718, 116353, 232706, 1279883, 2559766, 14078713, 28157426]

約数ペア:

[(1, 28157426), (2, 14078713), (11, 2559766), (22, 1279883), (121, 232706), (242, 116353), (307, 91718), (379, 74294), (614, 45859), (758, 37147), (3377, 8338), (4169, 6754)]