61665355

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{20939}}^1$

素因数の和:20994

約数の個数: 16

約数和(自身を含む): 80409600

約数和(自身を除く): 18744245

約数列:

[1, 5, 19, 31, 95, 155, 589, 2945, 20939, 104695, 397841, 649109, 1989205, 3245545, 12333071, 61665355]

約数ペア:

[(1, 61665355), (5, 12333071), (19, 3245545), (31, 1989205), (95, 649109), (155, 397841), (589, 104695), (2945, 20939)]