28388492

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{8167}}^1$

素因数の和:8261

約数の個数: 24

約数和(自身を含む): 54888960

約数和(自身を除く): 26500468

約数列:

[1, 2, 4, 11, 22, 44, 79, 158, 316, 869, 1738, 3476, 8167, 16334, 32668, 89837, 179674, 359348, 645193, 1290386, 2580772, 7097123, 14194246, 28388492]

約数ペア:

[(1, 28388492), (2, 14194246), (4, 7097123), (11, 2580772), (22, 1290386), (44, 645193), (79, 359348), (158, 179674), (316, 89837), (869, 32668), (1738, 16334), (3476, 8167)]