7946019

素因数分解:

$3^4\times {\mathrm{263}}^1\times {\mathrm{373}}^1$

素因数の和:648

約数の個数: 20

約数和(自身を含む): 11947056

約数和(自身を除く): 4001037

約数列:

[1, 3, 9, 27, 81, 263, 373, 789, 1119, 2367, 3357, 7101, 10071, 21303, 30213, 98099, 294297, 882891, 2648673, 7946019]

約数ペア:

[(1, 7946019), (3, 2648673), (9, 882891), (27, 294297), (81, 98099), (263, 30213), (373, 21303), (789, 10071), (1119, 7101), (2367, 3357)]