842579998

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{689509}}^1$

素因数の和:689571

約数の個数: 16

約数和(自身を含む): 1390052160

約数和(自身を除く): 547472162

約数列:

[1, 2, 13, 26, 47, 94, 611, 1222, 689509, 1379018, 8963617, 17927234, 32406923, 64813846, 421289999, 842579998]

約数ペア:

[(1, 842579998), (2, 421289999), (13, 64813846), (26, 32406923), (47, 17927234), (94, 8963617), (611, 1379018), (1222, 689509)]