28591713

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{4519}}^1$

素因数の和:4581

約数の個数: 24

約数和(自身を含む): 44657600

約数和(自身を除く): 16065887

約数列:

[1, 3, 9, 19, 37, 57, 111, 171, 333, 703, 2109, 4519, 6327, 13557, 40671, 85861, 167203, 257583, 501609, 772749, 1504827, 3176857, 9530571, 28591713]

約数ペア:

[(1, 28591713), (3, 9530571), (9, 3176857), (19, 1504827), (37, 772749), (57, 501609), (111, 257583), (171, 167203), (333, 85861), (703, 40671), (2109, 13557), (4519, 6327)]