26881985

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{1097}}^1$

素因数の和:1157

約数の個数: 24

約数和(自身を含む): 36168120

約数和(自身を除く): 9286135

約数列:

[1, 5, 13, 29, 65, 145, 169, 377, 845, 1097, 1885, 4901, 5485, 14261, 24505, 31813, 71305, 159065, 185393, 413569, 926965, 2067845, 5376397, 26881985]

約数ペア:

[(1, 26881985), (5, 5376397), (13, 2067845), (29, 926965), (65, 413569), (145, 185393), (169, 159065), (377, 71305), (845, 31813), (1097, 24505), (1885, 14261), (4901, 5485)]