128505559

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{1069}}^1\times {\mathrm{1321}}^1$

素因数の和:2410

約数の個数: 16

約数和(自身を含む): 158428480

約数和(自身を除く): 29922921

約数列:

[1, 7, 13, 91, 1069, 1321, 7483, 9247, 13897, 17173, 97279, 120211, 1412149, 9885043, 18357937, 128505559]

約数ペア:

[(1, 128505559), (7, 18357937), (13, 9885043), (91, 1412149), (1069, 120211), (1321, 97279), (7483, 17173), (9247, 13897)]