15000765

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1789}}^1$

素因数の和:1853

約数の個数: 32

約数和(自身を含む): 26463360

約数和(自身を除く): 11462595

約数列:

[1, 3, 5, 13, 15, 39, 43, 65, 129, 195, 215, 559, 645, 1677, 1789, 2795, 5367, 8385, 8945, 23257, 26835, 69771, 76927, 116285, 230781, 348855, 384635, 1000051, 1153905, 3000153, 5000255, 15000765]

約数ペア:

[(1, 15000765), (3, 5000255), (5, 3000153), (13, 1153905), (15, 1000051), (39, 384635), (43, 348855), (65, 230781), (129, 116285), (195, 76927), (215, 69771), (559, 26835), (645, 23257), (1677, 8945), (1789, 8385), (2795, 5367)]