2109308905

素因数分解:

$5^1\times {\mathrm{11}}^3\times {\mathrm{316951}}^1$

素因数の和:316989

約数の個数: 16

約数和(自身を含む): 2784106368

約数和(自身を除く): 674797463

約数列:

[1, 5, 11, 55, 121, 605, 1331, 6655, 316951, 1584755, 3486461, 17432305, 38351071, 191755355, 421861781, 2109308905]

約数ペア:

[(1, 2109308905), (5, 421861781), (11, 191755355), (55, 38351071), (121, 17432305), (605, 3486461), (1331, 1584755), (6655, 316951)]