23213245

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:142

約数の個数: 48

約数和(自身を含む): 33841584

約数和(自身を除く): 10628339

約数列:

[1, 5, 11, 17, 37, 55, 61, 85, 121, 185, 187, 305, 407, 605, 629, 671, 935, 1037, 2035, 2057, 2257, 3145, 3355, 4477, 5185, 6919, 7381, 10285, 11285, 11407, 22385, 24827, 34595, 36905, 38369, 57035, 76109, 124135, 125477, 191845, 273097, 380545, 422059, 627385, 1365485, 2110295, 4642649, 23213245]

約数ペア:

[(1, 23213245), (5, 4642649), (11, 2110295), (17, 1365485), (37, 627385), (55, 422059), (61, 380545), (85, 273097), (121, 191845), (185, 125477), (187, 124135), (305, 76109), (407, 57035), (605, 38369), (629, 36905), (671, 34595), (935, 24827), (1037, 22385), (2035, 11407), (2057, 11285), (2257, 10285), (3145, 7381), (3355, 6919), (4477, 5185)]