189780285

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{4987}}^1$

素因数の和:5097

約数の個数: 32

約数和(自身を含む): 316039680

約数和(自身を除く): 126259395

約数列:

[1, 3, 5, 15, 43, 59, 129, 177, 215, 295, 645, 885, 2537, 4987, 7611, 12685, 14961, 24935, 38055, 74805, 214441, 294233, 643323, 882699, 1072205, 1471165, 3216615, 4413495, 12652019, 37956057, 63260095, 189780285]

約数ペア:

[(1, 189780285), (3, 63260095), (5, 37956057), (15, 12652019), (43, 4413495), (59, 3216615), (129, 1471165), (177, 1072205), (215, 882699), (295, 643323), (645, 294233), (885, 214441), (2537, 74805), (4987, 38055), (7611, 24935), (12685, 14961)]