131148963

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:230

約数の個数: 80

約数和(自身を含む): 230461440

約数和(自身を除く): 99312477

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 61, 81, 99, 127, 171, 183, 209, 297, 381, 513, 549, 627, 671, 891, 1143, 1159, 1397, 1539, 1647, 1881, 2013, 2413, 3429, 3477, 4191, 4941, 5643, 6039, 7239, 7747, 10287, 10431, 12573, 12749, 16929, 18117, 21717, 23241, 26543, 31293, 37719, 38247, 54351, 65151, 69723, 79629, 85217, 93879, 113157, 114741, 147193, 195453, 209169, 238887, 255651, 344223, 441579, 627507, 716661, 766953, 1032669, 1324737, 1619123, 2149983, 2300859, 3974211, 4857369, 6902577, 11922633, 14572107, 43716321, 131148963]

約数ペア:

[(1, 131148963), (3, 43716321), (9, 14572107), (11, 11922633), (19, 6902577), (27, 4857369), (33, 3974211), (57, 2300859), (61, 2149983), (81, 1619123), (99, 1324737), (127, 1032669), (171, 766953), (183, 716661), (209, 627507), (297, 441579), (381, 344223), (513, 255651), (549, 238887), (627, 209169), (671, 195453), (891, 147193), (1143, 114741), (1159, 113157), (1397, 93879), (1539, 85217), (1647, 79629), (1881, 69723), (2013, 65151), (2413, 54351), (3429, 38247), (3477, 37719), (4191, 31293), (4941, 26543), (5643, 23241), (6039, 21717), (7239, 18117), (7747, 16929), (10287, 12749), (10431, 12573)]