128439207

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{3463}}^1$

素因数の和:3799

約数の個数: 24

約数和(自身を含む): 200482464

約数和(自身を除く): 72043257

約数列:

[1, 3, 9, 13, 39, 117, 317, 951, 2853, 3463, 4121, 10389, 12363, 31167, 37089, 45019, 135057, 405171, 1097771, 3293313, 9879939, 14271023, 42813069, 128439207]

約数ペア:

[(1, 128439207), (3, 42813069), (9, 14271023), (13, 9879939), (39, 3293313), (117, 1097771), (317, 405171), (951, 135057), (2853, 45019), (3463, 37089), (4121, 31167), (10389, 12363)]