31316355

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1069}}^1$

素因数の和:1121

約数の個数: 64

約数和(自身を含む): 65740800

約数和(自身を除く): 34424445

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 31, 35, 45, 63, 93, 105, 135, 155, 189, 217, 279, 315, 465, 651, 837, 945, 1069, 1085, 1395, 1953, 3207, 3255, 4185, 5345, 5859, 7483, 9621, 9765, 16035, 22449, 28863, 29295, 33139, 37415, 48105, 67347, 99417, 112245, 144315, 165695, 202041, 231973, 298251, 336735, 497085, 695919, 894753, 1010205, 1159865, 1491255, 2087757, 3479595, 4473765, 6263271, 10438785, 31316355]

約数ペア:

[(1, 31316355), (3, 10438785), (5, 6263271), (7, 4473765), (9, 3479595), (15, 2087757), (21, 1491255), (27, 1159865), (31, 1010205), (35, 894753), (45, 695919), (63, 497085), (93, 336735), (105, 298251), (135, 231973), (155, 202041), (189, 165695), (217, 144315), (279, 112245), (315, 99417), (465, 67347), (651, 48105), (837, 37415), (945, 33139), (1069, 29295), (1085, 28863), (1395, 22449), (1953, 16035), (3207, 9765), (3255, 9621), (4185, 7483), (5345, 5859)]