2051216655

素因数分解:

$3^1\times 5^1\times {\mathrm{317}}^1\times {\mathrm{431381}}^1$

素因数の和:431706

約数の個数: 16

約数和(自身を含む): 3292307424

約数和(自身を除く): 1241090769

約数列:

[1, 3, 5, 15, 317, 951, 1585, 4755, 431381, 1294143, 2156905, 6470715, 136747777, 410243331, 683738885, 2051216655]

約数ペア:

[(1, 2051216655), (3, 683738885), (5, 410243331), (15, 136747777), (317, 6470715), (951, 2156905), (1585, 1294143), (4755, 431381)]