2693979

素因数分解:

$3^4\times {\mathrm{79}}^1\times {\mathrm{421}}^1$

素因数の和:512

約数の個数: 20

約数和(自身を含む): 4084960

約数和(自身を除く): 1390981

約数列:

[1, 3, 9, 27, 79, 81, 237, 421, 711, 1263, 2133, 3789, 6399, 11367, 33259, 34101, 99777, 299331, 897993, 2693979]

約数ペア:

[(1, 2693979), (3, 897993), (9, 299331), (27, 99777), (79, 34101), (81, 33259), (237, 11367), (421, 6399), (711, 3789), (1263, 2133)]