128520539

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{3079}}^1$

素因数の和:3242

約数の個数: 16

約数和(自身を含む): 150796800

約数和(自身を除く): 22276261

約数列:

[1, 7, 67, 89, 469, 623, 3079, 5963, 21553, 41741, 206293, 274031, 1444051, 1918217, 18360077, 128520539]

約数ペア:

[(1, 128520539), (7, 18360077), (67, 1918217), (89, 1444051), (469, 274031), (623, 206293), (3079, 41741), (5963, 21553)]