2781409345

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3890083}}^1$

素因数の和:3890112

約数の個数: 16

約数和(自身を含む): 3921204672

約数和(自身を除く): 1139795327

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 3890083, 19450415, 42790913, 50571079, 213954565, 252855395, 556281869, 2781409345]

約数ペア:

[(1, 2781409345), (5, 556281869), (11, 252855395), (13, 213954565), (55, 50571079), (65, 42790913), (143, 19450415), (715, 3890083)]