28738705

素因数分解:

$5^1\times {\mathrm{31}}^2\times {\mathrm{5981}}^1$

素因数の和:6048

約数の個数: 12

約数和(自身を含む): 35640756

約数和(自身を除く): 6902051

約数列:

[1, 5, 31, 155, 961, 4805, 5981, 29905, 185411, 927055, 5747741, 28738705]

約数ペア:

[(1, 28738705), (5, 5747741), (31, 927055), (155, 185411), (961, 29905), (4805, 5981)]