207955293

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{7853}}^1$

素因数の和:7973

約数の個数: 32

約数和(自身を含む): 344822016

約数和(自身を除く): 136866723

約数列:

[1, 3, 7, 13, 21, 39, 91, 97, 273, 291, 679, 1261, 2037, 3783, 7853, 8827, 23559, 26481, 54971, 102089, 164913, 306267, 714623, 761741, 2143869, 2285223, 5332187, 9902633, 15996561, 29707899, 69318431, 207955293]

約数ペア:

[(1, 207955293), (3, 69318431), (7, 29707899), (13, 15996561), (21, 9902633), (39, 5332187), (91, 2285223), (97, 2143869), (273, 761741), (291, 714623), (679, 306267), (1261, 164913), (2037, 102089), (3783, 54971), (7853, 26481), (8827, 23559)]