209548638

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{895507}}^1$

素因数の和:895528

約数の個数: 24

約数和(自身を含む): 488947368

約数和(自身を除く): 279398730

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 895507, 1791014, 2686521, 5373042, 8059563, 11641591, 16119126, 23283182, 34924773, 69849546, 104774319, 209548638]

約数ペア:

[(1, 209548638), (2, 104774319), (3, 69849546), (6, 34924773), (9, 23283182), (13, 16119126), (18, 11641591), (26, 8059563), (39, 5373042), (78, 2686521), (117, 1791014), (234, 895507)]