139968543

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{757}}^1$

素因数の和:1215

約数の個数: 32

約数和(自身を含む): 220050432

約数和(自身を除く): 80081889

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 431, 757, 1293, 2271, 4741, 5603, 8327, 9841, 14223, 16809, 24981, 29523, 61633, 108251, 184899, 324753, 326267, 978801, 3588937, 4241471, 10766811, 12724413, 46656181, 139968543]

約数ペア:

[(1, 139968543), (3, 46656181), (11, 12724413), (13, 10766811), (33, 4241471), (39, 3588937), (143, 978801), (429, 326267), (431, 324753), (757, 184899), (1293, 108251), (2271, 61633), (4741, 29523), (5603, 24981), (8327, 16809), (9841, 14223)]