13031005

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:301

約数の個数: 32

約数和(自身を含む): 18063360

約数和(自身を除く): 5032355

約数列:

[1, 5, 13, 29, 31, 65, 145, 155, 223, 377, 403, 899, 1115, 1885, 2015, 2899, 4495, 6467, 6913, 11687, 14495, 32335, 34565, 58435, 84071, 89869, 200477, 420355, 449345, 1002385, 2606201, 13031005]

約数ペア:

[(1, 13031005), (5, 2606201), (13, 1002385), (29, 449345), (31, 420355), (65, 200477), (145, 89869), (155, 84071), (223, 58435), (377, 34565), (403, 32335), (899, 14495), (1115, 11687), (1885, 6913), (2015, 6467), (2899, 4495)]