80438799

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{449}}^2$

素因数の和:927

約数の個数: 24

約数和(自身を含む): 129312640

約数和(自身を除く): 48873841

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 449, 1347, 3143, 8531, 9429, 25593, 59717, 179151, 201601, 604803, 1411207, 3830419, 4233621, 11491257, 26812933, 80438799]

約数ペア:

[(1, 80438799), (3, 26812933), (7, 11491257), (19, 4233621), (21, 3830419), (57, 1411207), (133, 604803), (399, 201601), (449, 179151), (1347, 59717), (3143, 25593), (8531, 9429)]