247968495

素因数分解:

$3^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{17383}}^1$

素因数の和:17711

約数の個数: 24

約数和(自身を含む): 431192736

約数和(自身を除く): 183224241

約数列:

[1, 3, 5, 9, 15, 45, 317, 951, 1585, 2853, 4755, 14265, 17383, 52149, 86915, 156447, 260745, 782235, 5510411, 16531233, 27552055, 49593699, 82656165, 247968495]

約数ペア:

[(1, 247968495), (3, 82656165), (5, 49593699), (9, 27552055), (15, 16531233), (45, 5510411), (317, 782235), (951, 260745), (1585, 156447), (2853, 86915), (4755, 52149), (14265, 17383)]