61985115

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{19963}}^1$

素因数の和:20000

約数の個数: 32

約数和(自身を含む): 114992640

約数和(自身を除く): 53007525

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 1035, 3105, 19963, 59889, 99815, 179667, 299445, 459149, 539001, 898335, 1377447, 2295745, 2695005, 4132341, 6887235, 12397023, 20661705, 61985115]

約数ペア:

[(1, 61985115), (3, 20661705), (5, 12397023), (9, 6887235), (15, 4132341), (23, 2695005), (27, 2295745), (45, 1377447), (69, 898335), (115, 539001), (135, 459149), (207, 299445), (345, 179667), (621, 99815), (1035, 59889), (3105, 19963)]