28218455

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1\times {\mathrm{769}}^1$

素因数の和:994

約数の個数: 16

約数和(自身を含む): 34927200

約数和(自身を除く): 6708745

約数列:

[1, 5, 41, 179, 205, 769, 895, 3845, 7339, 31529, 36695, 137651, 157645, 688255, 5643691, 28218455]

約数ペア:

[(1, 28218455), (5, 5643691), (41, 688255), (179, 157645), (205, 137651), (769, 36695), (895, 31529), (3845, 7339)]