83219455

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1$

素因数の和:399

約数の個数: 32

約数和(自身を含む): 112098816

約数和(自身を除く): 28879361

約数列:

[1, 5, 11, 55, 71, 101, 211, 355, 505, 781, 1055, 1111, 2321, 3905, 5555, 7171, 11605, 14981, 21311, 35855, 74905, 78881, 106555, 164791, 234421, 394405, 823955, 1172105, 1513081, 7565405, 16643891, 83219455]

約数ペア:

[(1, 83219455), (5, 16643891), (11, 7565405), (55, 1513081), (71, 1172105), (101, 823955), (211, 394405), (355, 234421), (505, 164791), (781, 106555), (1055, 78881), (1111, 74905), (2321, 35855), (3905, 21311), (5555, 14981), (7171, 11605)]