208520802

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{401}}^1\times {\mathrm{4127}}^1$

素因数の和:4543

約数の個数: 48

約数和(自身を含む): 517750272

約数和(自身を除く): 309229470

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 401, 802, 1203, 2406, 2807, 3609, 4127, 5614, 7218, 8254, 8421, 12381, 16842, 24762, 25263, 28889, 37143, 50526, 57778, 74286, 86667, 173334, 260001, 520002, 1654927, 3309854, 4964781, 9929562, 11584489, 14894343, 23168978, 29788686, 34753467, 69506934, 104260401, 208520802]

約数ペア:

[(1, 208520802), (2, 104260401), (3, 69506934), (6, 34753467), (7, 29788686), (9, 23168978), (14, 14894343), (18, 11584489), (21, 9929562), (42, 4964781), (63, 3309854), (126, 1654927), (401, 520002), (802, 260001), (1203, 173334), (2406, 86667), (2807, 74286), (3609, 57778), (4127, 50526), (5614, 37143), (7218, 28889), (8254, 25263), (8421, 24762), (12381, 16842)]