81751605

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{5743}}^1$

素因数の和:5837

約数の個数: 32

約数和(自身を含む): 142818816

約数和(自身を除く): 61067211

約数列:

[1, 3, 5, 13, 15, 39, 65, 73, 195, 219, 365, 949, 1095, 2847, 4745, 5743, 14235, 17229, 28715, 74659, 86145, 223977, 373295, 419239, 1119885, 1257717, 2096195, 5450107, 6288585, 16350321, 27250535, 81751605]

約数ペア:

[(1, 81751605), (3, 27250535), (5, 16350321), (13, 6288585), (15, 5450107), (39, 2096195), (65, 1257717), (73, 1119885), (195, 419239), (219, 373295), (365, 223977), (949, 86145), (1095, 74659), (2847, 28715), (4745, 17229), (5743, 14235)]