128696581

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{2713}}^1$

素因数の和:2856

約数の個数: 16

約数和(自身を含む): 143624880

約数和(自身を除く): 14928299

約数列:

[1, 13, 41, 89, 533, 1157, 2713, 3649, 35269, 47437, 111233, 241457, 1446029, 3138941, 9899737, 128696581]

約数ペア:

[(1, 128696581), (13, 9899737), (41, 3138941), (89, 1446029), (533, 241457), (1157, 111233), (2713, 47437), (3649, 35269)]