64288721

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{401}}^1\times {\mathrm{619}}^1$

素因数の和:1064

約数の個数: 16

約数和(自身を含む): 75768960

約数和(自身を除く): 11480239

約数列:

[1, 7, 37, 259, 401, 619, 2807, 4333, 14837, 22903, 103859, 160321, 248219, 1737533, 9184103, 64288721]

約数ペア:

[(1, 64288721), (7, 9184103), (37, 1737533), (259, 248219), (401, 160321), (619, 103859), (2807, 22903), (4333, 14837)]