15722070921

素因数分解:

$3^4\times {\mathrm{1429}}^1\times {\mathrm{135829}}^1$

素因数の和:137270

約数の個数: 20

約数和(自身を含む): 23502664900

約数和(自身を除く): 7780593979

約数列:

[1, 3, 9, 27, 81, 1429, 4287, 12861, 38583, 115749, 135829, 407487, 1222461, 3667383, 11002149, 194099641, 582298923, 1746896769, 5240690307, 15722070921]

約数ペア:

[(1, 15722070921), (3, 5240690307), (9, 1746896769), (27, 582298923), (81, 194099641), (1429, 11002149), (4287, 3667383), (12861, 1222461), (38583, 407487), (115749, 135829)]