326979289

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{3739}}^1$

素因数の和:3821

約数の個数: 24

約数和(自身を含む): 415947840

約数和(自身を除く): 88968551

約数列:

[1, 7, 13, 31, 91, 217, 403, 961, 2821, 3739, 6727, 12493, 26173, 48607, 87451, 115909, 340249, 811363, 1506817, 3593179, 10547719, 25152253, 46711327, 326979289]

約数ペア:

[(1, 326979289), (7, 46711327), (13, 25152253), (31, 10547719), (91, 3593179), (217, 1506817), (403, 811363), (961, 340249), (2821, 115909), (3739, 87451), (6727, 48607), (12493, 26173)]