128857902

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{263}}^1\times {\mathrm{2207}}^1$

素因数の和:2512

約数の個数: 32

約数和(自身を含む): 265807872

約数和(自身を除く): 136949970

約数列:

[1, 2, 3, 6, 37, 74, 111, 222, 263, 526, 789, 1578, 2207, 4414, 6621, 9731, 13242, 19462, 29193, 58386, 81659, 163318, 244977, 489954, 580441, 1160882, 1741323, 3482646, 21476317, 42952634, 64428951, 128857902]

約数ペア:

[(1, 128857902), (2, 64428951), (3, 42952634), (6, 21476317), (37, 3482646), (74, 1741323), (111, 1160882), (222, 580441), (263, 489954), (526, 244977), (789, 163318), (1578, 81659), (2207, 58386), (4414, 29193), (6621, 19462), (9731, 13242)]