1247604765

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{243911}}^1$

素因数の和:243961

約数の個数: 32

約数和(自身を含む): 2247892992

約数和(自身を除く): 1000288227

約数列:

[1, 3, 5, 11, 15, 31, 33, 55, 93, 155, 165, 341, 465, 1023, 1705, 5115, 243911, 731733, 1219555, 2683021, 3658665, 7561241, 8049063, 13415105, 22683723, 37806205, 40245315, 83173651, 113418615, 249520953, 415868255, 1247604765]

約数ペア:

[(1, 1247604765), (3, 415868255), (5, 249520953), (11, 113418615), (15, 83173651), (31, 40245315), (33, 37806205), (55, 22683723), (93, 13415105), (155, 8049063), (165, 7561241), (341, 3658665), (465, 2683021), (1023, 1219555), (1705, 731733), (5115, 243911)]