71981140605

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2741}}^1\times {\mathrm{159157}}^1$

素因数の和:161917

約数の個数: 32

約数和(自身を含む): 125686435968

約数和(自身を除く): 53705295363

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 2741, 8223, 13705, 30151, 41115, 90453, 150755, 159157, 452265, 477471, 795785, 1750727, 2387355, 5252181, 8753635, 26260905, 436249337, 1308748011, 2181246685, 4798742707, 6543740055, 14396228121, 23993713535, 71981140605]

約数ペア:

[(1, 71981140605), (3, 23993713535), (5, 14396228121), (11, 6543740055), (15, 4798742707), (33, 2181246685), (55, 1308748011), (165, 436249337), (2741, 26260905), (8223, 8753635), (13705, 5252181), (30151, 2387355), (41115, 1750727), (90453, 795785), (150755, 477471), (159157, 452265)]