40550787

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{283}}^1$

素因数の和:385

約数の個数: 40

約数和(自身を含む): 63917040

約数和(自身を除く): 23366253

約数列:

[1, 3, 9, 27, 29, 61, 81, 87, 183, 261, 283, 549, 783, 849, 1647, 1769, 2349, 2547, 4941, 5307, 7641, 8207, 15921, 17263, 22923, 24621, 47763, 51789, 73863, 143289, 155367, 221589, 466101, 500627, 664767, 1398303, 1501881, 4505643, 13516929, 40550787]

約数ペア:

[(1, 40550787), (3, 13516929), (9, 4505643), (27, 1501881), (29, 1398303), (61, 664767), (81, 500627), (87, 466101), (183, 221589), (261, 155367), (283, 143289), (549, 73863), (783, 51789), (849, 47763), (1647, 24621), (1769, 22923), (2349, 17263), (2547, 15921), (4941, 8207), (5307, 7641)]