17213231

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1831}}^1$

素因数の和:1934

約数の個数: 16

約数和(自身を含む): 21104640

約数和(自身を除く): 3891409

約数列:

[1, 7, 17, 79, 119, 553, 1343, 1831, 9401, 12817, 31127, 144649, 217889, 1012543, 2459033, 17213231]

約数ペア:

[(1, 17213231), (7, 2459033), (17, 1012543), (79, 217889), (119, 144649), (553, 31127), (1343, 12817), (1831, 9401)]