28642148

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{179}}^1\times {\mathrm{367}}^1$

素因数の和:659

約数の個数: 24

約数和(自身を含む): 51004800

約数和(自身を除く): 22362652

約数列:

[1, 2, 4, 109, 179, 218, 358, 367, 436, 716, 734, 1468, 19511, 39022, 40003, 65693, 78044, 80006, 131386, 160012, 262772, 7160537, 14321074, 28642148]

約数ペア:

[(1, 28642148), (2, 14321074), (4, 7160537), (109, 262772), (179, 160012), (218, 131386), (358, 80006), (367, 78044), (436, 65693), (716, 40003), (734, 39022), (1468, 19511)]