12903385

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{829}}^1$

素因数の和:1128

約数の個数: 16

約数和(自身を含む): 16971840

約数和(自身を除く): 4068455

約数列:

[1, 5, 11, 55, 283, 829, 1415, 3113, 4145, 9119, 15565, 45595, 234607, 1173035, 2580677, 12903385]

約数ペア:

[(1, 12903385), (5, 2580677), (11, 1173035), (55, 234607), (283, 45595), (829, 15565), (1415, 9119), (3113, 4145)]