28939779

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{4363}}^1$

素因数の和:4447

約数の個数: 24

約数和(自身を含む): 46293312

約数和(自身を除く): 17353533

約数列:

[1, 3, 9, 11, 33, 67, 99, 201, 603, 737, 2211, 4363, 6633, 13089, 39267, 47993, 143979, 292321, 431937, 876963, 2630889, 3215531, 9646593, 28939779]

約数ペア:

[(1, 28939779), (3, 9646593), (9, 3215531), (11, 2630889), (33, 876963), (67, 431937), (99, 292321), (201, 143979), (603, 47993), (737, 39267), (2211, 13089), (4363, 6633)]