1397885005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1337689}}^1$

素因数の和:1337724

約数の個数: 16

約数和(自身を含む): 1926273600

約数和(自身を除く): 528388595

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 1337689, 6688445, 14714579, 25416091, 73572895, 127080455, 279577001, 1397885005]

約数ペア:

[(1, 1397885005), (5, 279577001), (11, 127080455), (19, 73572895), (55, 25416091), (95, 14714579), (209, 6688445), (1045, 1337689)]