1388394405

素因数分解:

$3^3\times 5^1\times {\mathrm{10284403}}^1$

素因数の和:10284417

約数の個数: 16

約数和(自身を含む): 2468256960

約数和(自身を除く): 1079862555

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 10284403, 30853209, 51422015, 92559627, 154266045, 277678881, 462798135, 1388394405]

約数ペア:

[(1, 1388394405), (3, 462798135), (5, 277678881), (9, 154266045), (15, 92559627), (27, 51422015), (45, 30853209), (135, 10284403)]