201022451

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{215921}}^1$

素因数の和:215954

約数の個数: 12

約数和(自身を含む): 246151080

約数和(自身を除く): 45128629

約数列:

[1, 7, 19, 49, 133, 931, 215921, 1511447, 4102499, 10580129, 28717493, 201022451]

約数ペア:

[(1, 201022451), (7, 28717493), (19, 10580129), (49, 4102499), (133, 1511447), (931, 215921)]