248533335

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^2\times {\mathrm{103}}^1$

素因数の和:229

約数の個数: 72

約数和(自身を含む): 460680480

約数和(自身を除く): 212147145

約数列:

[1, 3, 5, 9, 15, 29, 43, 45, 87, 103, 129, 145, 215, 261, 309, 387, 435, 515, 645, 927, 1247, 1305, 1545, 1849, 1935, 2987, 3741, 4429, 4635, 5547, 6235, 8961, 9245, 11223, 13287, 14935, 16641, 18705, 22145, 26883, 27735, 39861, 44805, 53621, 56115, 66435, 83205, 128441, 134415, 160863, 190447, 199305, 268105, 385323, 482589, 571341, 642205, 804315, 952235, 1155969, 1714023, 1926615, 2412945, 2856705, 5522963, 5779845, 8570115, 16568889, 27614815, 49706667, 82844445, 248533335]

約数ペア:

[(1, 248533335), (3, 82844445), (5, 49706667), (9, 27614815), (15, 16568889), (29, 8570115), (43, 5779845), (45, 5522963), (87, 2856705), (103, 2412945), (129, 1926615), (145, 1714023), (215, 1155969), (261, 952235), (309, 804315), (387, 642205), (435, 571341), (515, 482589), (645, 385323), (927, 268105), (1247, 199305), (1305, 190447), (1545, 160863), (1849, 134415), (1935, 128441), (2987, 83205), (3741, 66435), (4429, 56115), (4635, 53621), (5547, 44805), (6235, 39861), (8961, 27735), (9245, 26883), (11223, 22145), (13287, 18705), (14935, 16641)]