81818766

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{2857}}^1$

素因数の和:2945

約数の個数: 48

約数和(自身を含む): 186364464

約数和(自身を除く): 104545698

約数列:

[1, 2, 3, 6, 9, 18, 37, 43, 74, 86, 111, 129, 222, 258, 333, 387, 666, 774, 1591, 2857, 3182, 4773, 5714, 8571, 9546, 14319, 17142, 25713, 28638, 51426, 105709, 122851, 211418, 245702, 317127, 368553, 634254, 737106, 951381, 1105659, 1902762, 2211318, 4545487, 9090974, 13636461, 27272922, 40909383, 81818766]

約数ペア:

[(1, 81818766), (2, 40909383), (3, 27272922), (6, 13636461), (9, 9090974), (18, 4545487), (37, 2211318), (43, 1902762), (74, 1105659), (86, 951381), (111, 737106), (129, 634254), (222, 368553), (258, 317127), (333, 245702), (387, 211418), (666, 122851), (774, 105709), (1591, 51426), (2857, 28638), (3182, 25713), (4773, 17142), (5714, 14319), (8571, 9546)]