1379997

素因数分解:

$3^7\times {\mathrm{631}}^1$

素因数の和:652

約数の個数: 16

約数和(自身を含む): 2072960

約数和(自身を除く): 692963

約数列:

[1, 3, 9, 27, 81, 243, 631, 729, 1893, 2187, 5679, 17037, 51111, 153333, 459999, 1379997]

約数ペア:

[(1, 1379997), (3, 459999), (9, 153333), (27, 51111), (81, 17037), (243, 5679), (631, 2187), (729, 1893)]