2903445

素因数分解:

$3^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:191

約数の個数: 40

約数和(自身を含む): 5331744

約数和(自身を除く): 2428299

約数列:

[1, 3, 5, 9, 15, 27, 45, 67, 81, 107, 135, 201, 321, 335, 405, 535, 603, 963, 1005, 1605, 1809, 2889, 3015, 4815, 5427, 7169, 8667, 9045, 14445, 21507, 27135, 35845, 43335, 64521, 107535, 193563, 322605, 580689, 967815, 2903445]

約数ペア:

[(1, 2903445), (3, 967815), (5, 580689), (9, 322605), (15, 193563), (27, 107535), (45, 64521), (67, 43335), (81, 35845), (107, 27135), (135, 21507), (201, 14445), (321, 9045), (335, 8667), (405, 7169), (535, 5427), (603, 4815), (963, 3015), (1005, 2889), (1605, 1809)]