289408084

素因数分解:

$2^2\times 7^1\times {\mathrm{1327}}^1\times {\mathrm{7789}}^1$

素因数の和:9127

約数の個数: 24

約数和(自身を含む): 579326720

約数和(自身を除く): 289918636

約数列:

[1, 2, 4, 7, 14, 28, 1327, 2654, 5308, 7789, 9289, 15578, 18578, 31156, 37156, 54523, 109046, 218092, 10336003, 20672006, 41344012, 72352021, 144704042, 289408084]

約数ペア:

[(1, 289408084), (2, 144704042), (4, 72352021), (7, 41344012), (14, 20672006), (28, 10336003), (1327, 218092), (2654, 109046), (5308, 54523), (7789, 37156), (9289, 31156), (15578, 18578)]