1640120577

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{747889}}^1$

素因数の和:747952

約数の個数: 16

約数和(自身を含む): 2369315520

約数和(自身を除く): 729194943

約数列:

[1, 3, 17, 43, 51, 129, 731, 2193, 747889, 2243667, 12714113, 32159227, 38142339, 96477681, 546706859, 1640120577]

約数ペア:

[(1, 1640120577), (3, 546706859), (17, 96477681), (43, 38142339), (51, 32159227), (129, 12714113), (731, 2243667), (2193, 747889)]