17231691

素因数分解:

$3^1\times {\mathrm{31}}^2\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:247

約数の個数: 24

約数和(自身を含む): 24467520

約数和(自身を除く): 7235829

約数列:

[1, 3, 31, 43, 93, 129, 139, 417, 961, 1333, 2883, 3999, 4309, 5977, 12927, 17931, 41323, 123969, 133579, 185287, 400737, 555861, 5743897, 17231691]

約数ペア:

[(1, 17231691), (3, 5743897), (31, 555861), (43, 400737), (93, 185287), (129, 133579), (139, 123969), (417, 41323), (961, 17931), (1333, 12927), (2883, 5977), (3999, 4309)]