70869969

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{1979}}^1$

素因数の和:2181

約数の個数: 24

約数和(自身を含む): 107490240

約数和(自身を除く): 36620271

約数列:

[1, 3, 9, 23, 69, 173, 207, 519, 1557, 1979, 3979, 5937, 11937, 17811, 35811, 45517, 136551, 342367, 409653, 1027101, 3081303, 7874441, 23623323, 70869969]

約数ペア:

[(1, 70869969), (3, 23623323), (9, 7874441), (23, 3081303), (69, 1027101), (173, 409653), (207, 342367), (519, 136551), (1557, 45517), (1979, 35811), (3979, 17811), (5937, 11937)]