977139417

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1\times {\mathrm{17443}}^1$

素因数の和:17780

約数の個数: 16

約数和(自身を含む): 1326302208

約数和(自身を除く): 349162791

約数列:

[1, 3, 71, 213, 263, 789, 17443, 18673, 52329, 56019, 1238453, 3715359, 4587509, 13762527, 325713139, 977139417]

約数ペア:

[(1, 977139417), (3, 325713139), (71, 13762527), (213, 4587509), (263, 3715359), (789, 1238453), (17443, 56019), (18673, 52329)]