2868411

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:128

約数の個数: 48

約数和(自身を含む): 5107200

約数和(自身を除く): 2238789

約数列:

[1, 3, 7, 13, 19, 21, 39, 49, 57, 79, 91, 133, 147, 237, 247, 273, 399, 553, 637, 741, 931, 1027, 1501, 1659, 1729, 1911, 2793, 3081, 3871, 4503, 5187, 7189, 10507, 11613, 12103, 19513, 21567, 31521, 36309, 50323, 58539, 73549, 136591, 150969, 220647, 409773, 956137, 2868411]

約数ペア:

[(1, 2868411), (3, 956137), (7, 409773), (13, 220647), (19, 150969), (21, 136591), (39, 73549), (49, 58539), (57, 50323), (79, 36309), (91, 31521), (133, 21567), (147, 19513), (237, 12103), (247, 11613), (273, 10507), (399, 7189), (553, 5187), (637, 4503), (741, 3871), (931, 3081), (1027, 2793), (1501, 1911), (1659, 1729)]