847989

素因数分解:

$3^4\times {\mathrm{19}}^2\times {\mathrm{29}}^1$

素因数の和:79

約数の個数: 30

約数和(自身を含む): 1383030

約数和(自身を除く): 535041

約数列:

[1, 3, 9, 19, 27, 29, 57, 81, 87, 171, 261, 361, 513, 551, 783, 1083, 1539, 1653, 2349, 3249, 4959, 9747, 10469, 14877, 29241, 31407, 44631, 94221, 282663, 847989]

約数ペア:

[(1, 847989), (3, 282663), (9, 94221), (19, 44631), (27, 31407), (29, 29241), (57, 14877), (81, 10469), (87, 9747), (171, 4959), (261, 3249), (361, 2349), (513, 1653), (551, 1539), (783, 1083)]