223415721

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:366

約数の個数: 48

約数和(自身を含む): 347518080

約数和(自身を除く): 124102359

約数列:

[1, 3, 9, 23, 67, 69, 89, 181, 201, 207, 267, 543, 603, 801, 1541, 1629, 2047, 4163, 4623, 5963, 6141, 12127, 12489, 13869, 16109, 17889, 18423, 36381, 37467, 48327, 53667, 109143, 137149, 144981, 278921, 370507, 411447, 836763, 1079303, 1111521, 1234341, 2510289, 3237909, 3334563, 9713727, 24823969, 74471907, 223415721]

約数ペア:

[(1, 223415721), (3, 74471907), (9, 24823969), (23, 9713727), (67, 3334563), (69, 3237909), (89, 2510289), (181, 1234341), (201, 1111521), (207, 1079303), (267, 836763), (543, 411447), (603, 370507), (801, 278921), (1541, 144981), (1629, 137149), (2047, 109143), (4163, 53667), (4623, 48327), (5963, 37467), (6141, 36381), (12127, 18423), (12489, 17889), (13869, 16109)]