7440885

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1$

素因数の和:198

約数の個数: 48

約数和(自身を含む): 13693680

約数和(自身を除く): 6252795

約数列:

[1, 3, 5, 9, 15, 37, 41, 45, 109, 111, 123, 185, 205, 327, 333, 369, 545, 555, 615, 981, 1517, 1635, 1665, 1845, 4033, 4469, 4551, 4905, 7585, 12099, 13407, 13653, 20165, 22345, 22755, 36297, 40221, 60495, 67035, 68265, 165353, 181485, 201105, 496059, 826765, 1488177, 2480295, 7440885]

約数ペア:

[(1, 7440885), (3, 2480295), (5, 1488177), (9, 826765), (15, 496059), (37, 201105), (41, 181485), (45, 165353), (109, 68265), (111, 67035), (123, 60495), (185, 40221), (205, 36297), (327, 22755), (333, 22345), (369, 20165), (545, 13653), (555, 13407), (615, 12099), (981, 7585), (1517, 4905), (1635, 4551), (1665, 4469), (1845, 4033)]