207972849

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{4447}}^1$

素因数の和:4605

約数の個数: 32

約数和(自身を含む): 338190336

約数和(自身を除く): 130217487

約数列:

[1, 3, 7, 17, 21, 51, 119, 131, 357, 393, 917, 2227, 2751, 4447, 6681, 13341, 15589, 31129, 46767, 75599, 93387, 226797, 529193, 582557, 1587579, 1747671, 4077899, 9903469, 12233697, 29710407, 69324283, 207972849]

約数ペア:

[(1, 207972849), (3, 69324283), (7, 29710407), (17, 12233697), (21, 9903469), (51, 4077899), (119, 1747671), (131, 1587579), (357, 582557), (393, 529193), (917, 226797), (2227, 93387), (2751, 75599), (4447, 46767), (6681, 31129), (13341, 15589)]