55720413

素因数分解:

$3^3\times 7^1\times {\mathrm{113}}^1\times {\mathrm{2609}}^1$

素因数の和:2738

約数の個数: 32

約数和(自身を含む): 95212800

約数和(自身を除く): 39492387

約数列:

[1, 3, 7, 9, 21, 27, 63, 113, 189, 339, 791, 1017, 2373, 2609, 3051, 7119, 7827, 18263, 21357, 23481, 54789, 70443, 164367, 294817, 493101, 884451, 2063719, 2653353, 6191157, 7960059, 18573471, 55720413]

約数ペア:

[(1, 55720413), (3, 18573471), (7, 7960059), (9, 6191157), (21, 2653353), (27, 2063719), (63, 884451), (113, 493101), (189, 294817), (339, 164367), (791, 70443), (1017, 54789), (2373, 23481), (2609, 21357), (3051, 18263), (7119, 7827)]