1900991241

素因数分解:

$3^3\times {\mathrm{1109}}^1\times {\mathrm{63487}}^1$

素因数の和:64605

約数の個数: 16

約数和(自身を含む): 2818867200

約数和(自身を除く): 917875959

約数列:

[1, 3, 9, 27, 1109, 3327, 9981, 29943, 63487, 190461, 571383, 1714149, 70407083, 211221249, 633663747, 1900991241]

約数ペア:

[(1, 1900991241), (3, 633663747), (9, 211221249), (27, 70407083), (1109, 1714149), (3327, 571383), (9981, 190461), (29943, 63487)]