256842014

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{367}}^1\times {\mathrm{2447}}^1$

素因数の和:2840

約数の個数: 32

約数和(自身を含む): 454035456

約数和(自身を除く): 197193442

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 367, 734, 2447, 4037, 4771, 4894, 8074, 9542, 26917, 31811, 52481, 53834, 63622, 104962, 349921, 699842, 898049, 1796098, 9878539, 11674637, 19757078, 23349274, 128421007, 256842014]

約数ペア:

[(1, 256842014), (2, 128421007), (11, 23349274), (13, 19757078), (22, 11674637), (26, 9878539), (143, 1796098), (286, 898049), (367, 699842), (734, 349921), (2447, 104962), (4037, 63622), (4771, 53834), (4894, 52481), (8074, 31811), (9542, 26917)]