4321655

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3911}}^1$

素因数の和:3946

約数の個数: 16

約数和(自身を含む): 5914944

約数和(自身を除く): 1593289

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 3911, 19555, 50843, 66487, 254215, 332435, 864331, 4321655]

約数ペア:

[(1, 4321655), (5, 864331), (13, 332435), (17, 254215), (65, 66487), (85, 50843), (221, 19555), (1105, 3911)]