72989567

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{317}}^1$

素因数の和:495

約数の個数: 24

約数和(自身を含む): 88164864

約数和(自身を除く): 15175297

約数列:

[1, 7, 37, 49, 127, 259, 317, 889, 1813, 2219, 4699, 6223, 11729, 15533, 32893, 40259, 82103, 230251, 281813, 574721, 1489583, 1972691, 10427081, 72989567]

約数ペア:

[(1, 72989567), (7, 10427081), (37, 1972691), (49, 1489583), (127, 574721), (259, 281813), (317, 230251), (889, 82103), (1813, 40259), (2219, 32893), (4699, 15533), (6223, 11729)]