13820505

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{683}}^1$

素因数の和:781

約数の個数: 32

約数和(自身を含む): 23639040

約数和(自身を除く): 9818535

約数列:

[1, 3, 5, 15, 19, 57, 71, 95, 213, 285, 355, 683, 1065, 1349, 2049, 3415, 4047, 6745, 10245, 12977, 20235, 38931, 48493, 64885, 145479, 194655, 242465, 727395, 921367, 2764101, 4606835, 13820505]

約数ペア:

[(1, 13820505), (3, 4606835), (5, 2764101), (15, 921367), (19, 727395), (57, 242465), (71, 194655), (95, 145479), (213, 64885), (285, 48493), (355, 38931), (683, 20235), (1065, 12977), (1349, 10245), (2049, 6745), (3415, 4047)]