209639556

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{277301}}^1$

素因数の和:277321

約数の個数: 48

約数和(自身を含む): 621156480

約数和(自身を除く): 411516924

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 277301, 554602, 831903, 1109204, 1663806, 1941107, 2495709, 3327612, 3882214, 4991418, 5823321, 7487127, 7764428, 9982836, 11646642, 14974254, 17469963, 23293284, 29948508, 34939926, 52409889, 69879852, 104819778, 209639556]

約数ペア:

[(1, 209639556), (2, 104819778), (3, 69879852), (4, 52409889), (6, 34939926), (7, 29948508), (9, 23293284), (12, 17469963), (14, 14974254), (18, 11646642), (21, 9982836), (27, 7764428), (28, 7487127), (36, 5823321), (42, 4991418), (54, 3882214), (63, 3327612), (84, 2495709), (108, 1941107), (126, 1663806), (189, 1109204), (252, 831903), (378, 554602), (756, 277301)]