981475

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:147

約数の個数: 24

約数和(自身を含む): 1374912

約数和(自身を除く): 393437

約数列:

[1, 5, 11, 25, 43, 55, 83, 215, 275, 415, 473, 913, 1075, 2075, 2365, 3569, 4565, 11825, 17845, 22825, 39259, 89225, 196295, 981475]

約数ペア:

[(1, 981475), (5, 196295), (11, 89225), (25, 39259), (43, 22825), (55, 17845), (83, 11825), (215, 4565), (275, 3569), (415, 2365), (473, 2075), (913, 1075)]