213960312

素因数分解:

$2^3\times 3^3\times {\mathrm{647}}^1\times {\mathrm{1531}}^1$

素因数の和:2193

約数の個数: 64

約数和(自身を含む): 595641600

約数和(自身を除く): 381681288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 647, 1294, 1531, 1941, 2588, 3062, 3882, 4593, 5176, 5823, 6124, 7764, 9186, 11646, 12248, 13779, 15528, 17469, 18372, 23292, 27558, 34938, 36744, 41337, 46584, 55116, 69876, 82674, 110232, 139752, 165348, 330696, 990557, 1981114, 2971671, 3962228, 5943342, 7924456, 8915013, 11886684, 17830026, 23773368, 26745039, 35660052, 53490078, 71320104, 106980156, 213960312]

約数ペア:

[(1, 213960312), (2, 106980156), (3, 71320104), (4, 53490078), (6, 35660052), (8, 26745039), (9, 23773368), (12, 17830026), (18, 11886684), (24, 8915013), (27, 7924456), (36, 5943342), (54, 3962228), (72, 2971671), (108, 1981114), (216, 990557), (647, 330696), (1294, 165348), (1531, 139752), (1941, 110232), (2588, 82674), (3062, 69876), (3882, 55116), (4593, 46584), (5176, 41337), (5823, 36744), (6124, 34938), (7764, 27558), (9186, 23292), (11646, 18372), (12248, 17469), (13779, 15528)]