138786129

素因数分解:

$3^4\times {\mathrm{617}}^1\times {\mathrm{2777}}^1$

素因数の和:3406

約数の個数: 20

約数和(自身を含む): 207733284

約数和(自身を除く): 68947155

約数列:

[1, 3, 9, 27, 81, 617, 1851, 2777, 5553, 8331, 16659, 24993, 49977, 74979, 224937, 1713409, 5140227, 15420681, 46262043, 138786129]

約数ペア:

[(1, 138786129), (3, 46262043), (9, 15420681), (27, 5140227), (81, 1713409), (617, 224937), (1851, 74979), (2777, 49977), (5553, 24993), (8331, 16659)]