78879177

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{433}}^1$

素因数の和:631

約数の個数: 40

約数和(自身を含む): 127924104

約数和(自身を除く): 49044927

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 173, 351, 433, 519, 1053, 1299, 1557, 2249, 3897, 4671, 5629, 6747, 11691, 14013, 16887, 20241, 35073, 50661, 60723, 74909, 151983, 182169, 224727, 455949, 674181, 973817, 2022543, 2921451, 6067629, 8764353, 26293059, 78879177]

約数ペア:

[(1, 78879177), (3, 26293059), (9, 8764353), (13, 6067629), (27, 2921451), (39, 2022543), (81, 973817), (117, 674181), (173, 455949), (351, 224727), (433, 182169), (519, 151983), (1053, 74909), (1299, 60723), (1557, 50661), (2249, 35073), (3897, 20241), (4671, 16887), (5629, 14013), (6747, 11691)]