280833693

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{347}}^1\times {\mathrm{2267}}^1$

素因数の和:2641

約数の個数: 32

約数和(自身を含む): 454616064

約数和(自身を除く): 173782371

約数列:

[1, 3, 7, 17, 21, 51, 119, 347, 357, 1041, 2267, 2429, 5899, 6801, 7287, 15869, 17697, 38539, 41293, 47607, 115617, 123879, 269773, 786649, 809319, 2359947, 5506543, 13373033, 16519629, 40119099, 93611231, 280833693]

約数ペア:

[(1, 280833693), (3, 93611231), (7, 40119099), (17, 16519629), (21, 13373033), (51, 5506543), (119, 2359947), (347, 809319), (357, 786649), (1041, 269773), (2267, 123879), (2429, 115617), (5899, 47607), (6801, 41293), (7287, 38539), (15869, 17697)]