72437757

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{827}}^1$

素因数の和:977

約数の個数: 32

約数和(自身を含む): 114250752

約数和(自身を除く): 41812995

約数列:

[1, 3, 7, 21, 43, 97, 129, 291, 301, 679, 827, 903, 2037, 2481, 4171, 5789, 12513, 17367, 29197, 35561, 80219, 87591, 106683, 240657, 248927, 561533, 746781, 1684599, 3449417, 10348251, 24145919, 72437757]

約数ペア:

[(1, 72437757), (3, 24145919), (7, 10348251), (21, 3449417), (43, 1684599), (97, 746781), (129, 561533), (291, 248927), (301, 240657), (679, 106683), (827, 87591), (903, 80219), (2037, 35561), (2481, 29197), (4171, 17367), (5789, 12513)]