231808356

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{11519}}^1$

素因数の和:11585

約数の個数: 72

約数和(自身を含む): 645765120

約数和(自身を除く): 413956764

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 43, 52, 78, 86, 117, 129, 156, 172, 234, 258, 387, 468, 516, 559, 774, 1118, 1548, 1677, 2236, 3354, 5031, 6708, 10062, 11519, 20124, 23038, 34557, 46076, 69114, 103671, 138228, 149747, 207342, 299494, 414684, 449241, 495317, 598988, 898482, 990634, 1347723, 1485951, 1796964, 1981268, 2695446, 2971902, 4457853, 5390892, 5943804, 6439121, 8915706, 12878242, 17831412, 19317363, 25756484, 38634726, 57952089, 77269452, 115904178, 231808356]

約数ペア:

[(1, 231808356), (2, 115904178), (3, 77269452), (4, 57952089), (6, 38634726), (9, 25756484), (12, 19317363), (13, 17831412), (18, 12878242), (26, 8915706), (36, 6439121), (39, 5943804), (43, 5390892), (52, 4457853), (78, 2971902), (86, 2695446), (117, 1981268), (129, 1796964), (156, 1485951), (172, 1347723), (234, 990634), (258, 898482), (387, 598988), (468, 495317), (516, 449241), (559, 414684), (774, 299494), (1118, 207342), (1548, 149747), (1677, 138228), (2236, 103671), (3354, 69114), (5031, 46076), (6708, 34557), (10062, 23038), (11519, 20124)]