248742015

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{709}}^1\times {\mathrm{1231}}^1$

素因数の和:1967

約数の個数: 32

約数和(自身を含む): 419865600

約数和(自身を除く): 171123585

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 709, 1231, 2127, 3545, 3693, 6155, 10635, 13471, 18465, 23389, 40413, 67355, 70167, 116945, 202065, 350835, 872779, 2618337, 4363895, 13091685, 16582801, 49748403, 82914005, 248742015]

約数ペア:

[(1, 248742015), (3, 82914005), (5, 49748403), (15, 16582801), (19, 13091685), (57, 4363895), (95, 2618337), (285, 872779), (709, 350835), (1231, 202065), (2127, 116945), (3545, 70167), (3693, 67355), (6155, 40413), (10635, 23389), (13471, 18465)]