8449205

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:225

約数の個数: 24

約数和(自身を含む): 11119104

約数和(自身を除く): 2669899

約数列:

[1, 5, 19, 31, 95, 151, 155, 361, 589, 755, 1805, 2869, 2945, 4681, 11191, 14345, 23405, 54511, 55955, 88939, 272555, 444695, 1689841, 8449205]

約数ペア:

[(1, 8449205), (5, 1689841), (19, 444695), (31, 272555), (95, 88939), (151, 55955), (155, 54511), (361, 23405), (589, 14345), (755, 11191), (1805, 4681), (2869, 2945)]