788890779

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{400249}}^1$

素因数の和:400331

約数の個数: 16

約数和(自身を含む): 1184740000

約数和(自身を除く): 395849221

約数列:

[1, 3, 9, 27, 73, 219, 657, 1971, 400249, 1200747, 3602241, 10806723, 29218177, 87654531, 262963593, 788890779]

約数ペア:

[(1, 788890779), (3, 262963593), (9, 87654531), (27, 29218177), (73, 10806723), (219, 3602241), (657, 1200747), (1971, 400249)]