15109865

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1373}}^1$

素因数の和:1480

約数の個数: 16

約数和(自身を含む): 18994176

約数和(自身を除く): 3884311

約数列:

[1, 5, 31, 71, 155, 355, 1373, 2201, 6865, 11005, 42563, 97483, 212815, 487415, 3021973, 15109865]

約数ペア:

[(1, 15109865), (5, 3021973), (31, 487415), (71, 212815), (155, 97483), (355, 42563), (1373, 11005), (2201, 6865)]