64972453

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41999}}^1$

素因数の和:42036

約数の個数: 16

約数和(自身を含む): 84672000

約数和(自身を除く): 19699547

約数列:

[1, 7, 13, 17, 91, 119, 221, 1547, 41999, 293993, 545987, 713983, 3821909, 4997881, 9281779, 64972453]

約数ペア:

[(1, 64972453), (7, 9281779), (13, 4997881), (17, 3821909), (91, 713983), (119, 545987), (221, 293993), (1547, 41999)]