16831689

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{173}}^1$

素因数の和:337

約数の個数: 32

約数和(自身を含む): 26659584

約数和(自身を除く): 9827895

約数列:

[1, 3, 7, 21, 41, 113, 123, 173, 287, 339, 519, 791, 861, 1211, 2373, 3633, 4633, 7093, 13899, 19549, 21279, 32431, 49651, 58647, 97293, 136843, 148953, 410529, 801509, 2404527, 5610563, 16831689]

約数ペア:

[(1, 16831689), (3, 5610563), (7, 2404527), (21, 801509), (41, 410529), (113, 148953), (123, 136843), (173, 97293), (287, 58647), (339, 49651), (519, 32431), (791, 21279), (861, 19549), (1211, 13899), (2373, 7093), (3633, 4633)]