13249145

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{787}}^1$

素因数の和:849

約数の個数: 32

約数和(自身を含む): 20122368

約数和(自身を除く): 6873223

約数列:

[1, 5, 7, 13, 35, 37, 65, 91, 185, 259, 455, 481, 787, 1295, 2405, 3367, 3935, 5509, 10231, 16835, 27545, 29119, 51155, 71617, 145595, 203833, 358085, 378547, 1019165, 1892735, 2649829, 13249145]

約数ペア:

[(1, 13249145), (5, 2649829), (7, 1892735), (13, 1019165), (35, 378547), (37, 358085), (65, 203833), (91, 145595), (185, 71617), (259, 51155), (455, 29119), (481, 27545), (787, 16835), (1295, 10231), (2405, 5509), (3367, 3935)]