28231407

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{4987}}^1$

素因数の和:5047

約数の個数: 24

約数和(自身を含む): 44353296

約数和(自身を除く): 16121889

約数列:

[1, 3, 9, 17, 37, 51, 111, 153, 333, 629, 1887, 4987, 5661, 14961, 44883, 84779, 184519, 254337, 553557, 763011, 1660671, 3136823, 9410469, 28231407]

約数ペア:

[(1, 28231407), (3, 9410469), (9, 3136823), (17, 1660671), (37, 763011), (51, 553557), (111, 254337), (153, 184519), (333, 84779), (629, 44883), (1887, 14961), (4987, 5661)]