2318589

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:194

約数の個数: 48

約数和(自身を含む): 4368000

約数和(自身を除く): 2049411

約数列:

[1, 3, 7, 9, 13, 19, 21, 39, 57, 63, 91, 117, 133, 149, 171, 247, 273, 399, 447, 741, 819, 1043, 1197, 1341, 1729, 1937, 2223, 2831, 3129, 5187, 5811, 8493, 9387, 13559, 15561, 17433, 19817, 25479, 36803, 40677, 59451, 110409, 122031, 178353, 257621, 331227, 772863, 2318589]

約数ペア:

[(1, 2318589), (3, 772863), (7, 331227), (9, 257621), (13, 178353), (19, 122031), (21, 110409), (39, 59451), (57, 40677), (63, 36803), (91, 25479), (117, 19817), (133, 17433), (149, 15561), (171, 13559), (247, 9387), (273, 8493), (399, 5811), (447, 5187), (741, 3129), (819, 2831), (1043, 2223), (1197, 1937), (1341, 1729)]