1980072393

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1637777}}^1$

素因数の和:1637824

約数の個数: 16

約数和(自身を含む): 2934898176

約数和(自身を除く): 954825783

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 1637777, 4913331, 21291101, 50771087, 63873303, 152313261, 660024131, 1980072393]

約数ペア:

[(1, 1980072393), (3, 660024131), (13, 152313261), (31, 63873303), (39, 50771087), (93, 21291101), (403, 4913331), (1209, 1637777)]