51336565

素因数分解:

$5^1\times 7^2\times {\mathrm{317}}^1\times {\mathrm{661}}^1$

素因数の和:997

約数の個数: 24

約数和(自身を含む): 71996472

約数和(自身を除く): 20659907

約数列:

[1, 5, 7, 35, 49, 245, 317, 661, 1585, 2219, 3305, 4627, 11095, 15533, 23135, 32389, 77665, 161945, 209537, 1047685, 1466759, 7333795, 10267313, 51336565]

約数ペア:

[(1, 51336565), (5, 10267313), (7, 7333795), (35, 1466759), (49, 1047685), (245, 209537), (317, 161945), (661, 77665), (1585, 32389), (2219, 23135), (3305, 15533), (4627, 11095)]