206746515

素因数分解:

$3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{33053}}^1$

素因数の和:33203

約数の個数: 24

約数和(自身を含む): 360949680

約数和(自身を除く): 154203165

約数列:

[1, 3, 5, 9, 15, 45, 139, 417, 695, 1251, 2085, 6255, 33053, 99159, 165265, 297477, 495795, 1487385, 4594367, 13783101, 22971835, 41349303, 68915505, 206746515]

約数ペア:

[(1, 206746515), (3, 68915505), (5, 41349303), (9, 22971835), (15, 13783101), (45, 4594367), (139, 1487385), (417, 495795), (695, 297477), (1251, 165265), (2085, 99159), (6255, 33053)]