1261838043

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{659}}^1\times {\mathrm{6863}}^1$

素因数の和:7559

約数の個数: 24

約数和(自身を含む): 1884579840

約数和(自身を除く): 622741797

約数列:

[1, 3, 9, 31, 93, 279, 659, 1977, 5931, 6863, 20429, 20589, 61287, 61767, 183861, 212753, 638259, 1914777, 4522717, 13568151, 40704453, 140204227, 420612681, 1261838043]

約数ペア:

[(1, 1261838043), (3, 420612681), (9, 140204227), (31, 40704453), (93, 13568151), (279, 4522717), (659, 1914777), (1977, 638259), (5931, 212753), (6863, 183861), (20429, 61767), (20589, 61287)]