169585731

素因数分解:

$3^4\times 7^1\times {\mathrm{349}}^1\times {\mathrm{857}}^1$

素因数の和:1225

約数の個数: 40

約数和(自身を含む): 290690400

約数和(自身を除く): 121104669

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 349, 567, 857, 1047, 2443, 2571, 3141, 5999, 7329, 7713, 9423, 17997, 21987, 23139, 28269, 53991, 65961, 69417, 161973, 197883, 299093, 485919, 897279, 2093651, 2691837, 6280953, 8075511, 18842859, 24226533, 56528577, 169585731]

約数ペア:

[(1, 169585731), (3, 56528577), (7, 24226533), (9, 18842859), (21, 8075511), (27, 6280953), (63, 2691837), (81, 2093651), (189, 897279), (349, 485919), (567, 299093), (857, 197883), (1047, 161973), (2443, 69417), (2571, 65961), (3141, 53991), (5999, 28269), (7329, 23139), (7713, 21987), (9423, 17997)]