201789978

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{25117}}^1$

素因数の和:25238

約数の個数: 32

約数和(自身を含む): 438861696

約数和(自身を除く): 237071718

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 103, 206, 309, 618, 1339, 2678, 4017, 8034, 25117, 50234, 75351, 150702, 326521, 653042, 979563, 1959126, 2587051, 5174102, 7761153, 15522306, 33631663, 67263326, 100894989, 201789978]

約数ペア:

[(1, 201789978), (2, 100894989), (3, 67263326), (6, 33631663), (13, 15522306), (26, 7761153), (39, 5174102), (78, 2587051), (103, 1959126), (206, 979563), (309, 653042), (618, 326521), (1339, 150702), (2678, 75351), (4017, 50234), (8034, 25117)]