47321547

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1787}}^1$

素因数の和:1907

約数の個数: 32

約数和(自身を含む): 78500352

約数和(自身を除く): 31178805

約数列:

[1, 3, 7, 13, 21, 39, 91, 97, 273, 291, 679, 1261, 1787, 2037, 3783, 5361, 8827, 12509, 23231, 26481, 37527, 69693, 162617, 173339, 487851, 520017, 1213373, 2253407, 3640119, 6760221, 15773849, 47321547]

約数ペア:

[(1, 47321547), (3, 15773849), (7, 6760221), (13, 3640119), (21, 2253407), (39, 1213373), (91, 520017), (97, 487851), (273, 173339), (291, 162617), (679, 69693), (1261, 37527), (1787, 26481), (2037, 23231), (3783, 12509), (5361, 8827)]