28090743

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1\times {\mathrm{1319}}^1$

素因数の和:1582

約数の個数: 16

約数和(自身を含む): 38860800

約数和(自身を除く): 10770057

約数列:

[1, 3, 31, 93, 229, 687, 1319, 3957, 7099, 21297, 40889, 122667, 302051, 906153, 9363581, 28090743]

約数ペア:

[(1, 28090743), (3, 9363581), (31, 906153), (93, 302051), (229, 122667), (687, 40889), (1319, 21297), (3957, 7099)]