1661547816

素因数分解:

$2^3\times 3^4\times {\mathrm{2564117}}^1$

素因数の和:2564135

約数の個数: 40

約数和(自身を含む): 4653874170

約数和(自身を除く): 2992326354

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 2564117, 5128234, 7692351, 10256468, 15384702, 20512936, 23077053, 30769404, 46154106, 61538808, 69231159, 92308212, 138462318, 184616424, 207693477, 276924636, 415386954, 553849272, 830773908, 1661547816]

約数ペア:

[(1, 1661547816), (2, 830773908), (3, 553849272), (4, 415386954), (6, 276924636), (8, 207693477), (9, 184616424), (12, 138462318), (18, 92308212), (24, 69231159), (27, 61538808), (36, 46154106), (54, 30769404), (72, 23077053), (81, 20512936), (108, 15384702), (162, 10256468), (216, 7692351), (324, 5128234), (648, 2564117)]