9911331

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{389}}^1$

素因数の和:563

約数の個数: 24

約数和(自身を含む): 15210000

約数和(自身を除く): 5298669

約数列:

[1, 3, 9, 19, 57, 149, 171, 389, 447, 1167, 1341, 2831, 3501, 7391, 8493, 22173, 25479, 57961, 66519, 173883, 521649, 1101259, 3303777, 9911331]

約数ペア:

[(1, 9911331), (3, 3303777), (9, 1101259), (19, 521649), (57, 173883), (149, 66519), (171, 57961), (389, 25479), (447, 22173), (1167, 8493), (1341, 7391), (2831, 3501)]