320437161

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{2281}}^1$

素因数の和:2355

約数の個数: 48

約数和(自身を含む): 534170560

約数和(自身を除く): 213733399

約数列:

[1, 3, 9, 11, 27, 33, 43, 99, 121, 129, 297, 363, 387, 473, 1089, 1161, 1419, 2281, 3267, 4257, 5203, 6843, 12771, 15609, 20529, 25091, 46827, 61587, 75273, 98083, 140481, 225819, 276001, 294249, 677457, 828003, 882747, 1078913, 2484009, 2648241, 3236739, 7452027, 9710217, 11868043, 29130651, 35604129, 106812387, 320437161]

約数ペア:

[(1, 320437161), (3, 106812387), (9, 35604129), (11, 29130651), (27, 11868043), (33, 9710217), (43, 7452027), (99, 3236739), (121, 2648241), (129, 2484009), (297, 1078913), (363, 882747), (387, 828003), (473, 677457), (1089, 294249), (1161, 276001), (1419, 225819), (2281, 140481), (3267, 98083), (4257, 75273), (5203, 61587), (6843, 46827), (12771, 25091), (15609, 20529)]