1285758765

素因数分解:

$3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{1423}}^1$

素因数の和:1560

約数の個数: 80

約数和(自身を含む): 2431554048

約数和(自身を除く): 1145795283

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 81, 97, 115, 135, 207, 291, 345, 405, 485, 621, 873, 1035, 1423, 1455, 1863, 2231, 2619, 3105, 4269, 4365, 6693, 7115, 7857, 9315, 11155, 12807, 13095, 20079, 21345, 32729, 33465, 38421, 39285, 60237, 64035, 98187, 100395, 115263, 138031, 163645, 180711, 192105, 294561, 301185, 414093, 490935, 576315, 690155, 883683, 903555, 1242279, 1472805, 2070465, 2651049, 3174713, 3726837, 4418415, 6211395, 9524139, 11180511, 13255245, 15873565, 18634185, 28572417, 47620695, 55902555, 85717251, 142862085, 257151753, 428586255, 1285758765]

約数ペア:

[(1, 1285758765), (3, 428586255), (5, 257151753), (9, 142862085), (15, 85717251), (23, 55902555), (27, 47620695), (45, 28572417), (69, 18634185), (81, 15873565), (97, 13255245), (115, 11180511), (135, 9524139), (207, 6211395), (291, 4418415), (345, 3726837), (405, 3174713), (485, 2651049), (621, 2070465), (873, 1472805), (1035, 1242279), (1423, 903555), (1455, 883683), (1863, 690155), (2231, 576315), (2619, 490935), (3105, 414093), (4269, 301185), (4365, 294561), (6693, 192105), (7115, 180711), (7857, 163645), (9315, 138031), (11155, 115263), (12807, 100395), (13095, 98187), (20079, 64035), (21345, 60237), (32729, 39285), (33465, 38421)]