8672455

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:271

約数の個数: 32

約数和(自身を含む): 12291840

約数和(自身を除く): 3619385

約数列:

[1, 5, 11, 19, 43, 55, 95, 193, 209, 215, 473, 817, 965, 1045, 2123, 2365, 3667, 4085, 8299, 8987, 10615, 18335, 40337, 41495, 44935, 91289, 157681, 201685, 456445, 788405, 1734491, 8672455]

約数ペア:

[(1, 8672455), (5, 1734491), (11, 788405), (19, 456445), (43, 201685), (55, 157681), (95, 91289), (193, 44935), (209, 41495), (215, 40337), (473, 18335), (817, 10615), (965, 8987), (1045, 8299), (2123, 4085), (2365, 3667)]