81533268

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^2\times {\mathrm{2693}}^1$

素因数の和:2761

約数の個数: 54

約数和(自身を含む): 213529134

約数和(自身を除く): 131995866

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 348, 522, 841, 1044, 1682, 2523, 2693, 3364, 5046, 5386, 7569, 8079, 10092, 10772, 15138, 16158, 24237, 30276, 32316, 48474, 78097, 96948, 156194, 234291, 312388, 468582, 702873, 937164, 1405746, 2264813, 2811492, 4529626, 6794439, 9059252, 13588878, 20383317, 27177756, 40766634, 81533268]

約数ペア:

[(1, 81533268), (2, 40766634), (3, 27177756), (4, 20383317), (6, 13588878), (9, 9059252), (12, 6794439), (18, 4529626), (29, 2811492), (36, 2264813), (58, 1405746), (87, 937164), (116, 702873), (174, 468582), (261, 312388), (348, 234291), (522, 156194), (841, 96948), (1044, 78097), (1682, 48474), (2523, 32316), (2693, 30276), (3364, 24237), (5046, 16158), (5386, 15138), (7569, 10772), (8079, 10092)]