1991036551693

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{74870701}}^1$

素因数の和:74870868

約数の個数: 16

約数和(自身を含む): 2371903839360

約数和(自身を除く): 380867287667

約数列:

[1, 7, 29, 131, 203, 917, 3799, 26593, 74870701, 524094907, 2171250329, 9808061831, 15198752303, 68656432817, 284433793099, 1991036551693]

約数ペア:

[(1, 1991036551693), (7, 284433793099), (29, 68656432817), (131, 15198752303), (203, 9808061831), (917, 2171250329), (3799, 524094907), (26593, 74870701)]