647645947

素因数分解:

${\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{811}}^1\times {\mathrm{1307}}^1$

素因数の和:2178

約数の個数: 16

約数和(自身を含む): 713728512

約数和(自身を除く): 66082565

約数列:

[1, 13, 47, 611, 811, 1307, 10543, 16991, 38117, 61429, 495521, 798577, 1059977, 13779701, 49818919, 647645947]

約数ペア:

[(1, 647645947), (13, 49818919), (47, 13779701), (611, 1059977), (811, 798577), (1307, 495521), (10543, 61429), (16991, 38117)]