28163031

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{673}}^1$

素因数の和:755

約数の個数: 32

約数和(自身を含む): 43028160

約数和(自身を除く): 14865129

約数列:

[1, 3, 13, 29, 37, 39, 87, 111, 377, 481, 673, 1073, 1131, 1443, 2019, 3219, 8749, 13949, 19517, 24901, 26247, 41847, 58551, 74703, 253721, 323713, 722129, 761163, 971139, 2166387, 9387677, 28163031]

約数ペア:

[(1, 28163031), (3, 9387677), (13, 2166387), (29, 971139), (37, 761163), (39, 722129), (87, 323713), (111, 253721), (377, 74703), (481, 58551), (673, 41847), (1073, 26247), (1131, 24901), (1443, 19517), (2019, 13949), (3219, 8749)]