71625315

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{293}}^1\times {\mathrm{379}}^1$

素因数の和:723

約数の個数: 32

約数和(自身を含む): 117976320

約数和(自身を除く): 46351005

約数列:

[1, 3, 5, 15, 43, 129, 215, 293, 379, 645, 879, 1137, 1465, 1895, 4395, 5685, 12599, 16297, 37797, 48891, 62995, 81485, 111047, 188985, 244455, 333141, 555235, 1665705, 4775021, 14325063, 23875105, 71625315]

約数ペア:

[(1, 71625315), (3, 23875105), (5, 14325063), (15, 4775021), (43, 1665705), (129, 555235), (215, 333141), (293, 244455), (379, 188985), (645, 111047), (879, 81485), (1137, 62995), (1465, 48891), (1895, 37797), (4395, 16297), (5685, 12599)]