279243

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:119

約数の個数: 24

約数和(自身を含む): 449280

約数和(自身を除く): 170037

約数列:

[1, 3, 9, 19, 23, 57, 69, 71, 171, 207, 213, 437, 639, 1311, 1349, 1633, 3933, 4047, 4899, 12141, 14697, 31027, 93081, 279243]

約数ペア:

[(1, 279243), (3, 93081), (9, 31027), (19, 14697), (23, 12141), (57, 4899), (69, 4047), (71, 3933), (171, 1633), (207, 1349), (213, 1311), (437, 639)]