47720907

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{45319}}^1$

素因数の和:45344

約数の個数: 20

約数和(自身を含む): 76772080

約数和(自身を除く): 29051173

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 45319, 135957, 407871, 589147, 1223613, 1767441, 3670839, 5302323, 15906969, 47720907]

約数ペア:

[(1, 47720907), (3, 15906969), (9, 5302323), (13, 3670839), (27, 1767441), (39, 1223613), (81, 589147), (117, 407871), (351, 135957), (1053, 45319)]