28321983

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{5003}}^1$

素因数の和:5063

約数の個数: 24

約数和(自身を含む): 44495568

約数和(自身を除く): 16173585

約数列:

[1, 3, 9, 17, 37, 51, 111, 153, 333, 629, 1887, 5003, 5661, 15009, 45027, 85051, 185111, 255153, 555333, 765459, 1665999, 3146887, 9440661, 28321983]

約数ペア:

[(1, 28321983), (3, 9440661), (9, 3146887), (17, 1665999), (37, 765459), (51, 555333), (111, 255153), (153, 185111), (333, 85051), (629, 45027), (1887, 15009), (5003, 5661)]