81492852

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{7639}}^1$

素因数の和:7780

約数の個数: 48

約数和(自身を含む): 219054080

約数和(自身を除く): 137561228

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 127, 254, 381, 508, 762, 889, 1524, 1778, 2667, 3556, 5334, 7639, 10668, 15278, 22917, 30556, 45834, 53473, 91668, 106946, 160419, 213892, 320838, 641676, 970153, 1940306, 2910459, 3880612, 5820918, 6791071, 11641836, 13582142, 20373213, 27164284, 40746426, 81492852]

約数ペア:

[(1, 81492852), (2, 40746426), (3, 27164284), (4, 20373213), (6, 13582142), (7, 11641836), (12, 6791071), (14, 5820918), (21, 3880612), (28, 2910459), (42, 1940306), (84, 970153), (127, 641676), (254, 320838), (381, 213892), (508, 160419), (762, 106946), (889, 91668), (1524, 53473), (1778, 45834), (2667, 30556), (3556, 22917), (5334, 15278), (7639, 10668)]