15661373247

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{14873099}}^1$

素因数の和:14873124

約数の個数: 20

約数和(自身を含む): 25195031400

約数和(自身を除く): 9533658153

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 14873099, 44619297, 133857891, 193350287, 401573673, 580050861, 1204721019, 1740152583, 5220457749, 15661373247]

約数ペア:

[(1, 15661373247), (3, 5220457749), (9, 1740152583), (13, 1204721019), (27, 580050861), (39, 401573673), (81, 193350287), (117, 133857891), (351, 44619297), (1053, 14873099)]