28980484

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{5113}}^1$

素因数の和:5239

約数の個数: 24

約数和(自身を含む): 55128920

約数和(自身を除く): 26148436

約数列:

[1, 2, 4, 13, 26, 52, 109, 218, 436, 1417, 2834, 5113, 5668, 10226, 20452, 66469, 132938, 265876, 557317, 1114634, 2229268, 7245121, 14490242, 28980484]

約数ペア:

[(1, 28980484), (2, 14490242), (4, 7245121), (13, 2229268), (26, 1114634), (52, 557317), (109, 265876), (218, 132938), (436, 66469), (1417, 20452), (2834, 10226), (5113, 5668)]