1331506865

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{122663}}^1$

素因数の和:122848

約数の個数: 16

約数和(自身を含む): 1731034368

約数和(自身を除く): 399527503

約数列:

[1, 5, 13, 65, 167, 835, 2171, 10855, 122663, 613315, 1594619, 7973095, 20484721, 102423605, 266301373, 1331506865]

約数ペア:

[(1, 1331506865), (5, 266301373), (13, 102423605), (65, 20484721), (167, 7973095), (835, 1594619), (2171, 613315), (10855, 122663)]