678442821

素因数分解:

$3^1\times 7^1\times {\mathrm{3023}}^1\times {\mathrm{10687}}^1$

素因数の和:13720

約数の個数: 16

約数和(自身を含む): 1034256384

約数和(自身を除く): 355813563

約数列:

[1, 3, 7, 21, 3023, 9069, 10687, 21161, 32061, 63483, 74809, 224427, 32306801, 96920403, 226147607, 678442821]

約数ペア:

[(1, 678442821), (3, 226147607), (7, 96920403), (21, 32306801), (3023, 224427), (9069, 74809), (10687, 63483), (21161, 32061)]