649356

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{1021}}^1$

素因数の和:1081

約数の個数: 24

約数和(自身を含む): 1545264

約数和(自身を除く): 895908

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 159, 212, 318, 636, 1021, 2042, 3063, 4084, 6126, 12252, 54113, 108226, 162339, 216452, 324678, 649356]

約数ペア:

[(1, 649356), (2, 324678), (3, 216452), (4, 162339), (6, 108226), (12, 54113), (53, 12252), (106, 6126), (159, 4084), (212, 3063), (318, 2042), (636, 1021)]