139383993

素因数分解:

$3^1\times 7^1\times {\mathrm{863}}^1\times {\mathrm{7691}}^1$

素因数の和:8564

約数の個数: 16

約数和(自身を含む): 212668416

約数和(自身を除く): 73284423

約数列:

[1, 3, 7, 21, 863, 2589, 6041, 7691, 18123, 23073, 53837, 161511, 6637333, 19911999, 46461331, 139383993]

約数ペア:

[(1, 139383993), (3, 46461331), (7, 19911999), (21, 6637333), (863, 161511), (2589, 53837), (6041, 23073), (7691, 18123)]