81758655

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{499}}^1$

素因数の和:852

約数の個数: 48

約数和(自身を含む): 155376000

約数和(自身を除く): 73617345

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 331, 495, 499, 993, 1497, 1655, 2495, 2979, 3641, 4491, 4965, 5489, 7485, 10923, 14895, 16467, 18205, 22455, 27445, 32769, 49401, 54615, 82335, 163845, 165169, 247005, 495507, 825845, 1486521, 1816859, 2477535, 5450577, 7432605, 9084295, 16351731, 27252885, 81758655]

約数ペア:

[(1, 81758655), (3, 27252885), (5, 16351731), (9, 9084295), (11, 7432605), (15, 5450577), (33, 2477535), (45, 1816859), (55, 1486521), (99, 825845), (165, 495507), (331, 247005), (495, 165169), (499, 163845), (993, 82335), (1497, 54615), (1655, 49401), (2495, 32769), (2979, 27445), (3641, 22455), (4491, 18205), (4965, 16467), (5489, 14895), (7485, 10923)]