209865981

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{53279}}^1$

素因数の和:53396

約数の個数: 16

約数和(自身を含む): 304335360

約数和(自身を除く): 94469379

約数列:

[1, 3, 13, 39, 101, 303, 1313, 3939, 53279, 159837, 692627, 2077881, 5381179, 16143537, 69955327, 209865981]

約数ペア:

[(1, 209865981), (3, 69955327), (13, 16143537), (39, 5381179), (101, 2077881), (303, 692627), (1313, 159837), (3939, 53279)]