206310455

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1877}}^1$

素因数の和:2003

約数の個数: 32

約数和(自身を含む): 283953600

約数和(自身を除く): 77643145

約数列:

[1, 5, 13, 19, 65, 89, 95, 247, 445, 1157, 1235, 1691, 1877, 5785, 8455, 9385, 21983, 24401, 35663, 109915, 122005, 167053, 178315, 463619, 835265, 2171689, 2318095, 3174007, 10858445, 15870035, 41262091, 206310455]

約数ペア:

[(1, 206310455), (5, 41262091), (13, 15870035), (19, 10858445), (65, 3174007), (89, 2318095), (95, 2171689), (247, 835265), (445, 463619), (1157, 178315), (1235, 167053), (1691, 122005), (1877, 109915), (5785, 35663), (8455, 24401), (9385, 21983)]