68728023

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2707}}^1$

素因数の和:2764

約数の個数: 48

約数和(自身を含む): 126171136

約数和(自身を除く): 57443113

約数列:

[1, 3, 7, 9, 13, 21, 31, 39, 63, 91, 93, 117, 217, 273, 279, 403, 651, 819, 1209, 1953, 2707, 2821, 3627, 8121, 8463, 18949, 24363, 25389, 35191, 56847, 83917, 105573, 170541, 246337, 251751, 316719, 587419, 739011, 755253, 1090921, 1762257, 2217033, 3272763, 5286771, 7636447, 9818289, 22909341, 68728023]

約数ペア:

[(1, 68728023), (3, 22909341), (7, 9818289), (9, 7636447), (13, 5286771), (21, 3272763), (31, 2217033), (39, 1762257), (63, 1090921), (91, 755253), (93, 739011), (117, 587419), (217, 316719), (273, 251751), (279, 246337), (403, 170541), (651, 105573), (819, 83917), (1209, 56847), (1953, 35191), (2707, 25389), (2821, 24363), (3627, 18949), (8121, 8463)]