51721113

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1\times {\mathrm{1321}}^1$

素因数の和:1776

約数の個数: 16

約数和(自身を含む): 71409152

約数和(自身を除く): 19688039

約数列:

[1, 3, 31, 93, 421, 1263, 1321, 3963, 13051, 39153, 40951, 122853, 556141, 1668423, 17240371, 51721113]

約数ペア:

[(1, 51721113), (3, 17240371), (31, 1668423), (93, 556141), (421, 122853), (1263, 40951), (1321, 39153), (3963, 13051)]