13261281

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{10861}}^1$

素因数の和:10912

約数の個数: 16

約数和(自身を含む): 19812288

約数和(自身を除く): 6551007

約数列:

[1, 3, 11, 33, 37, 111, 407, 1221, 10861, 32583, 119471, 358413, 401857, 1205571, 4420427, 13261281]

約数ペア:

[(1, 13261281), (3, 4420427), (11, 1205571), (33, 401857), (37, 358413), (111, 119471), (407, 32583), (1221, 10861)]