12212559

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:276

約数の個数: 32

約数和(自身を含む): 18909440

約数和(自身を除く): 6696881

約数列:

[1, 3, 9, 27, 43, 67, 129, 157, 201, 387, 471, 603, 1161, 1413, 1809, 2881, 4239, 6751, 8643, 10519, 20253, 25929, 31557, 60759, 77787, 94671, 182277, 284013, 452317, 1356951, 4070853, 12212559]

約数ペア:

[(1, 12212559), (3, 4070853), (9, 1356951), (27, 452317), (43, 284013), (67, 182277), (129, 94671), (157, 77787), (201, 60759), (387, 31557), (471, 25929), (603, 20253), (1161, 10519), (1413, 8643), (1809, 6751), (2881, 4239)]