26981055

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{12757}}^1$

素因数の和:12815

約数の個数: 24

約数和(自身を含む): 47765952

約数和(自身を除く): 20784897

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 12757, 38271, 63785, 114813, 191355, 574065, 599579, 1798737, 2997895, 5396211, 8993685, 26981055]

約数ペア:

[(1, 26981055), (3, 8993685), (5, 5396211), (9, 2997895), (15, 1798737), (45, 599579), (47, 574065), (141, 191355), (235, 114813), (423, 63785), (705, 38271), (2115, 12757)]