128885169

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{347}}^1\times {\mathrm{769}}^1$

素因数の和:1149

約数の個数: 32

約数和(自身を含む): 205793280

約数和(自身を除く): 76908111

約数列:

[1, 3, 7, 21, 23, 69, 161, 347, 483, 769, 1041, 2307, 2429, 5383, 7287, 7981, 16149, 17687, 23943, 53061, 55867, 123809, 167601, 266843, 371427, 800529, 1867901, 5603703, 6137389, 18412167, 42961723, 128885169]

約数ペア:

[(1, 128885169), (3, 42961723), (7, 18412167), (21, 6137389), (23, 5603703), (69, 1867901), (161, 800529), (347, 371427), (483, 266843), (769, 167601), (1041, 123809), (2307, 55867), (2429, 53061), (5383, 23943), (7287, 17687), (7981, 16149)]