981564

素因数分解:

$2^2\times 3^1\times {\mathrm{157}}^1\times {\mathrm{521}}^1$

素因数の和:685

約数の個数: 24

約数和(自身を含む): 2309328

約数和(自身を除く): 1327764

約数列:

[1, 2, 3, 4, 6, 12, 157, 314, 471, 521, 628, 942, 1042, 1563, 1884, 2084, 3126, 6252, 81797, 163594, 245391, 327188, 490782, 981564]

約数ペア:

[(1, 981564), (2, 490782), (3, 327188), (4, 245391), (6, 163594), (12, 81797), (157, 6252), (314, 3126), (471, 2084), (521, 1884), (628, 1563), (942, 1042)]