211108858

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{661}}^1$

素因数の和:870

約数の個数: 32

約数和(自身を含む): 339748992

約数和(自身を除く): 128640134

約数列:

[1, 2, 23, 46, 53, 106, 131, 262, 661, 1219, 1322, 2438, 3013, 6026, 6943, 13886, 15203, 30406, 35033, 70066, 86591, 159689, 173182, 319378, 805759, 1611518, 1991593, 3983186, 4589323, 9178646, 105554429, 211108858]

約数ペア:

[(1, 211108858), (2, 105554429), (23, 9178646), (46, 4589323), (53, 3983186), (106, 1991593), (131, 1611518), (262, 805759), (661, 319378), (1219, 173182), (1322, 159689), (2438, 86591), (3013, 70066), (6026, 35033), (6943, 30406), (13886, 15203)]