128250402

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{5861}}^1$

素因数の和:6394

約数の個数: 32

約数和(自身を含む): 293756544

約数和(自身を除く): 165506142

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 521, 1042, 1563, 3126, 3647, 5861, 7294, 10941, 11722, 17583, 21882, 35166, 41027, 82054, 123081, 246162, 3053581, 6107162, 9160743, 18321486, 21375067, 42750134, 64125201, 128250402]

約数ペア:

[(1, 128250402), (2, 64125201), (3, 42750134), (6, 21375067), (7, 18321486), (14, 9160743), (21, 6107162), (42, 3053581), (521, 246162), (1042, 123081), (1563, 82054), (3126, 41027), (3647, 35166), (5861, 21882), (7294, 17583), (10941, 11722)]