256195446

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1021}}^1\times {\mathrm{3217}}^1$

素因数の和:4256

約数の個数: 32

約数和(自身を含む): 552517728

約数和(自身を除く): 296322282

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 1021, 2042, 3063, 3217, 6126, 6434, 9651, 13273, 19302, 26546, 39819, 41821, 79638, 83642, 125463, 250926, 3284557, 6569114, 9853671, 19707342, 42699241, 85398482, 128097723, 256195446]

約数ペア:

[(1, 256195446), (2, 128097723), (3, 85398482), (6, 42699241), (13, 19707342), (26, 9853671), (39, 6569114), (78, 3284557), (1021, 250926), (2042, 125463), (3063, 83642), (3217, 79638), (6126, 41821), (6434, 39819), (9651, 26546), (13273, 19302)]