127904103

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{223}}^1$

素因数の和:405

約数の個数: 40

約数和(自身を含む): 196558208

約数和(自身を除く): 68654105

約数列:

[1, 3, 9, 27, 73, 81, 97, 219, 223, 291, 657, 669, 873, 1971, 2007, 2619, 5913, 6021, 7081, 7857, 16279, 18063, 21243, 21631, 48837, 63729, 64893, 146511, 191187, 194679, 439533, 573561, 584037, 1318599, 1579063, 1752111, 4737189, 14211567, 42634701, 127904103]

約数ペア:

[(1, 127904103), (3, 42634701), (9, 14211567), (27, 4737189), (73, 1752111), (81, 1579063), (97, 1318599), (219, 584037), (223, 573561), (291, 439533), (657, 194679), (669, 191187), (873, 146511), (1971, 64893), (2007, 63729), (2619, 48837), (5913, 21631), (6021, 21243), (7081, 18063), (7857, 16279)]