29987643

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4421}}^1$

素因数の和:4467

約数の個数: 32

約数和(自身を含む): 50941440

約数和(自身を除く): 20953797

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 119, 133, 323, 357, 399, 969, 2261, 4421, 6783, 13263, 30947, 75157, 83999, 92841, 225471, 251997, 526099, 587993, 1427983, 1578297, 1763979, 4283949, 9995881, 29987643]

約数ペア:

[(1, 29987643), (3, 9995881), (7, 4283949), (17, 1763979), (19, 1578297), (21, 1427983), (51, 587993), (57, 526099), (119, 251997), (133, 225471), (323, 92841), (357, 83999), (399, 75157), (969, 30947), (2261, 13263), (4421, 6783)]