2989756

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{571}}^1$

素因数の和:610

約数の個数: 48

約数和(自身を含む): 6918912

約数和(自身を除く): 3929156

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 28, 34, 44, 68, 77, 119, 154, 187, 238, 308, 374, 476, 571, 748, 1142, 1309, 2284, 2618, 3997, 5236, 6281, 7994, 9707, 12562, 15988, 19414, 25124, 38828, 43967, 67949, 87934, 106777, 135898, 175868, 213554, 271796, 427108, 747439, 1494878, 2989756]

約数ペア:

[(1, 2989756), (2, 1494878), (4, 747439), (7, 427108), (11, 271796), (14, 213554), (17, 175868), (22, 135898), (28, 106777), (34, 87934), (44, 67949), (68, 43967), (77, 38828), (119, 25124), (154, 19414), (187, 15988), (238, 12562), (308, 9707), (374, 7994), (476, 6281), (571, 5236), (748, 3997), (1142, 2618), (1309, 2284)]