72028905

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{19441}}^1$

素因数の和:19481

約数の個数: 32

約数和(自身を含む): 130650240

約数和(自身を除く): 58621335

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 285, 741, 1235, 3705, 19441, 58323, 97205, 252733, 291615, 369379, 758199, 1108137, 1263665, 1846895, 3790995, 4801927, 5540685, 14405781, 24009635, 72028905]

約数ペア:

[(1, 72028905), (3, 24009635), (5, 14405781), (13, 5540685), (15, 4801927), (19, 3790995), (39, 1846895), (57, 1263665), (65, 1108137), (95, 758199), (195, 369379), (247, 291615), (285, 252733), (741, 97205), (1235, 58323), (3705, 19441)]