256880892

素因数分解:

$2^2\times 3^1\times {\mathrm{107}}^1\times {\mathrm{200063}}^1$

素因数の和:200177

約数の個数: 24

約数和(自身を含む): 604993536

約数和(自身を除く): 348112644

約数列:

[1, 2, 3, 4, 6, 12, 107, 214, 321, 428, 642, 1284, 200063, 400126, 600189, 800252, 1200378, 2400756, 21406741, 42813482, 64220223, 85626964, 128440446, 256880892]

約数ペア:

[(1, 256880892), (2, 128440446), (3, 85626964), (4, 64220223), (6, 42813482), (12, 21406741), (107, 2400756), (214, 1200378), (321, 800252), (428, 600189), (642, 400126), (1284, 200063)]