491128683843

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{72405821}}^1$

素因数の和:72405867

約数の個数: 32

約数和(自身を含む): 834115069440

約数和(自身を除く): 342986385597

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 119, 133, 323, 357, 399, 969, 2261, 6783, 72405821, 217217463, 506840747, 1230898957, 1375710599, 1520522241, 3692696871, 4127131797, 8616292699, 9629974193, 23387080183, 25848878097, 28889922579, 70161240549, 163709561281, 491128683843]

約数ペア:

[(1, 491128683843), (3, 163709561281), (7, 70161240549), (17, 28889922579), (19, 25848878097), (21, 23387080183), (51, 9629974193), (57, 8616292699), (119, 4127131797), (133, 3692696871), (323, 1520522241), (357, 1375710599), (399, 1230898957), (969, 506840747), (2261, 217217463), (6783, 72405821)]