39959215

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{421}}^1\times {\mathrm{463}}^1$

素因数の和:930

約数の個数: 16

約数和(自身を含む): 49343616

約数和(自身を除く): 9384401

約数列:

[1, 5, 41, 205, 421, 463, 2105, 2315, 17261, 18983, 86305, 94915, 194923, 974615, 7991843, 39959215]

約数ペア:

[(1, 39959215), (5, 7991843), (41, 974615), (205, 194923), (421, 94915), (463, 86305), (2105, 18983), (2315, 17261)]