131420655

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{55103}}^1$

素因数の和:55167

約数の個数: 24

約数和(自身を含む): 232098048

約数和(自身を除く): 100677393

約数列:

[1, 3, 5, 9, 15, 45, 53, 159, 265, 477, 795, 2385, 55103, 165309, 275515, 495927, 826545, 2479635, 2920459, 8761377, 14602295, 26284131, 43806885, 131420655]

約数ペア:

[(1, 131420655), (3, 43806885), (5, 26284131), (9, 14602295), (15, 8761377), (45, 2920459), (53, 2479635), (159, 826545), (265, 495927), (477, 275515), (795, 165309), (2385, 55103)]