1388890797

素因数分解:

$3^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{585289}}^1$

素因数の和:585412

約数の個数: 16

約数和(自身を含む): 2135137920

約数和(自身を除く): 746247123

約数列:

[1, 3, 7, 21, 113, 339, 791, 2373, 585289, 1755867, 4097023, 12291069, 66137657, 198412971, 462963599, 1388890797]

約数ペア:

[(1, 1388890797), (3, 462963599), (7, 198412971), (21, 66137657), (113, 12291069), (339, 4097023), (791, 1755867), (2373, 585289)]