2898469

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:113

約数の個数: 24

約数和(自身を含む): 3706368

約数和(自身を除く): 807899

約数列:

[1, 7, 19, 31, 37, 133, 217, 259, 361, 589, 703, 1147, 2527, 4123, 4921, 8029, 11191, 13357, 21793, 78337, 93499, 152551, 414067, 2898469]

約数ペア:

[(1, 2898469), (7, 414067), (19, 152551), (31, 93499), (37, 78337), (133, 21793), (217, 13357), (259, 11191), (361, 8029), (589, 4921), (703, 4123), (1147, 2527)]