78768855

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17681}}^1$

素因数の和:17709

約数の個数: 40

約数和(自身を含む): 154045584

約数和(自身を除く): 75276729

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 81, 99, 135, 165, 297, 405, 495, 891, 1485, 4455, 17681, 53043, 88405, 159129, 194491, 265215, 477387, 583473, 795645, 972455, 1432161, 1750419, 2386935, 2917365, 5251257, 7160805, 8752095, 15753771, 26256285, 78768855]

約数ペア:

[(1, 78768855), (3, 26256285), (5, 15753771), (9, 8752095), (11, 7160805), (15, 5251257), (27, 2917365), (33, 2386935), (45, 1750419), (55, 1432161), (81, 972455), (99, 795645), (135, 583473), (165, 477387), (297, 265215), (405, 194491), (495, 159129), (891, 88405), (1485, 53043), (4455, 17681)]