209553804

素因数分解:

$2^2\times 3^4\times {\mathrm{646771}}^1$

素因数の和:646787

約数の個数: 30

約数和(自身を含む): 547815884

約数和(自身を除く): 338262080

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 646771, 1293542, 1940313, 2587084, 3880626, 5820939, 7761252, 11641878, 17462817, 23283756, 34925634, 52388451, 69851268, 104776902, 209553804]

約数ペア:

[(1, 209553804), (2, 104776902), (3, 69851268), (4, 52388451), (6, 34925634), (9, 23283756), (12, 17462817), (18, 11641878), (27, 7761252), (36, 5820939), (54, 3880626), (81, 2587084), (108, 1940313), (162, 1293542), (324, 646771)]