2005423029

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{449}}^1\times {\mathrm{823}}^1$

素因数の和:1351

約数の個数: 40

約数和(自身を含む): 3050942400

約数和(自身を除く): 1045519371

約数列:

[1, 3, 9, 27, 67, 81, 201, 449, 603, 823, 1347, 1809, 2469, 4041, 5427, 7407, 12123, 22221, 30083, 36369, 55141, 66663, 90249, 165423, 270747, 369527, 496269, 812241, 1108581, 1488807, 2436723, 3325743, 4466421, 9977229, 24758309, 29931687, 74274927, 222824781, 668474343, 2005423029]

約数ペア:

[(1, 2005423029), (3, 668474343), (9, 222824781), (27, 74274927), (67, 29931687), (81, 24758309), (201, 9977229), (449, 4466421), (603, 3325743), (823, 2436723), (1347, 1488807), (1809, 1108581), (2469, 812241), (4041, 496269), (5427, 369527), (7407, 270747), (12123, 165423), (22221, 90249), (30083, 66663), (36369, 55141)]