80493777

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{181}}^2$

素因数の和:391

約数の個数: 48

約数和(自身を含む): 147584640

約数和(自身を除く): 67090863

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 181, 189, 273, 351, 543, 819, 1267, 1629, 2353, 2457, 3801, 4887, 7059, 11403, 16471, 21177, 32761, 34209, 49413, 63531, 98283, 148239, 229327, 294849, 425893, 444717, 687981, 884547, 1277679, 2063943, 2981251, 3833037, 6191829, 8943753, 11499111, 26831259, 80493777]

約数ペア:

[(1, 80493777), (3, 26831259), (7, 11499111), (9, 8943753), (13, 6191829), (21, 3833037), (27, 2981251), (39, 2063943), (63, 1277679), (91, 884547), (117, 687981), (181, 444717), (189, 425893), (273, 294849), (351, 229327), (543, 148239), (819, 98283), (1267, 63531), (1629, 49413), (2353, 34209), (2457, 32761), (3801, 21177), (4887, 16471), (7059, 11403)]