219040245

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1\times {\mathrm{523}}^1$

素因数の和:802

約数の個数: 48

約数和(自身を含む): 391390272

約数和(自身を除く): 172350027

約数列:

[1, 3, 5, 9, 15, 41, 45, 123, 205, 227, 369, 523, 615, 681, 1135, 1569, 1845, 2043, 2615, 3405, 4707, 7845, 9307, 10215, 21443, 23535, 27921, 46535, 64329, 83763, 107215, 118721, 139605, 192987, 321645, 356163, 418815, 593605, 964935, 1068489, 1780815, 4867561, 5342445, 14602683, 24337805, 43808049, 73013415, 219040245]

約数ペア:

[(1, 219040245), (3, 73013415), (5, 43808049), (9, 24337805), (15, 14602683), (41, 5342445), (45, 4867561), (123, 1780815), (205, 1068489), (227, 964935), (369, 593605), (523, 418815), (615, 356163), (681, 321645), (1135, 192987), (1569, 139605), (1845, 118721), (2043, 107215), (2615, 83763), (3405, 64329), (4707, 46535), (7845, 27921), (9307, 23535), (10215, 21443)]