28740897

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{5077}}^1$

素因数の和:5137

約数の個数: 24

約数和(自身を含む): 45153576

約数和(自身を除く): 16412679

約数列:

[1, 3, 9, 17, 37, 51, 111, 153, 333, 629, 1887, 5077, 5661, 15231, 45693, 86309, 187849, 258927, 563547, 776781, 1690641, 3193433, 9580299, 28740897]

約数ペア:

[(1, 28740897), (3, 9580299), (9, 3193433), (17, 1690641), (37, 776781), (51, 563547), (111, 258927), (153, 187849), (333, 86309), (629, 45693), (1887, 15231), (5077, 5661)]