1277335085

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{276779}}^1$

素因数の和:276868

約数の個数: 16

約数和(自身を含む): 1673965440

約数和(自身を除く): 396630355

約数列:

[1, 5, 13, 65, 71, 355, 923, 4615, 276779, 1383895, 3598127, 17990635, 19651309, 98256545, 255467017, 1277335085]

約数ペア:

[(1, 1277335085), (5, 255467017), (13, 98256545), (65, 19651309), (71, 17990635), (355, 3598127), (923, 1383895), (4615, 276779)]