1566128781705

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{9021739}}^1$

素因数の和:9021981

約数の個数: 32

約数和(自身を含む): 2556688942080

約数和(自身を除く): 990560160375

約数列:

[1, 3, 5, 15, 71, 163, 213, 355, 489, 815, 1065, 2445, 11573, 34719, 57865, 173595, 9021739, 27065217, 45108695, 135326085, 640543469, 1470543457, 1921630407, 3202717345, 4411630371, 7352717285, 9608152035, 22058151855, 104408585447, 313225756341, 522042927235, 1566128781705]

約数ペア:

[(1, 1566128781705), (3, 522042927235), (5, 313225756341), (15, 104408585447), (71, 22058151855), (163, 9608152035), (213, 7352717285), (355, 4411630371), (489, 3202717345), (815, 1921630407), (1065, 1470543457), (2445, 640543469), (11573, 135326085), (34719, 45108695), (57865, 27065217), (173595, 9021739)]