256876776

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{274441}}^1$

素因数の和:274466

約数の個数: 48

約数和(自身を含む): 749226660

約数和(自身を除く): 492349884

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 274441, 548882, 823323, 1097764, 1646646, 2195528, 2469969, 3293292, 3567733, 4939938, 6586584, 7135466, 9879876, 10703199, 14270932, 19759752, 21406398, 28541864, 32109597, 42812796, 64219194, 85625592, 128438388, 256876776]

約数ペア:

[(1, 256876776), (2, 128438388), (3, 85625592), (4, 64219194), (6, 42812796), (8, 32109597), (9, 28541864), (12, 21406398), (13, 19759752), (18, 14270932), (24, 10703199), (26, 9879876), (36, 7135466), (39, 6586584), (52, 4939938), (72, 3567733), (78, 3293292), (104, 2469969), (117, 2195528), (156, 1646646), (234, 1097764), (312, 823323), (468, 548882), (936, 274441)]