28149468

素因数分解:

$2^2\times 3^1\times {\mathrm{109}}^1\times {\mathrm{21521}}^1$

素因数の和:21637

約数の個数: 24

約数和(自身を含む): 66287760

約数和(自身を除く): 38138292

約数列:

[1, 2, 3, 4, 6, 12, 109, 218, 327, 436, 654, 1308, 21521, 43042, 64563, 86084, 129126, 258252, 2345789, 4691578, 7037367, 9383156, 14074734, 28149468]

約数ペア:

[(1, 28149468), (2, 14074734), (3, 9383156), (4, 7037367), (6, 4691578), (12, 2345789), (109, 258252), (218, 129126), (327, 86084), (436, 64563), (654, 43042), (1308, 21521)]