2812551

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^2\times {\mathrm{53}}^1$

素因数の和:108

約数の個数: 36

約数和(自身を含む): 4690872

約数和(自身を除く): 1878321

約数列:

[1, 3, 7, 19, 21, 49, 53, 57, 133, 147, 159, 361, 371, 399, 931, 1007, 1083, 1113, 2527, 2597, 2793, 3021, 7049, 7581, 7791, 17689, 19133, 21147, 49343, 53067, 57399, 133931, 148029, 401793, 937517, 2812551]

約数ペア:

[(1, 2812551), (3, 937517), (7, 401793), (19, 148029), (21, 133931), (49, 57399), (53, 53067), (57, 49343), (133, 21147), (147, 19133), (159, 17689), (361, 7791), (371, 7581), (399, 7049), (931, 3021), (1007, 2793), (1083, 2597), (1113, 2527)]