82165131

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:273

約数の個数: 64

約数和(自身を含む): 138378240

約数和(自身を除く): 56213109

約数列:

[1, 3, 9, 17, 23, 27, 43, 51, 69, 129, 153, 181, 207, 387, 391, 459, 543, 621, 731, 989, 1161, 1173, 1629, 2193, 2967, 3077, 3519, 4163, 4887, 6579, 7783, 8901, 9231, 10557, 12489, 16813, 19737, 23349, 26703, 27693, 37467, 50439, 70047, 70771, 83079, 112401, 132311, 151317, 179009, 210141, 212313, 396933, 453951, 537027, 636939, 1190799, 1611081, 1910817, 3043153, 3572397, 4833243, 9129459, 27388377, 82165131]

約数ペア:

[(1, 82165131), (3, 27388377), (9, 9129459), (17, 4833243), (23, 3572397), (27, 3043153), (43, 1910817), (51, 1611081), (69, 1190799), (129, 636939), (153, 537027), (181, 453951), (207, 396933), (387, 212313), (391, 210141), (459, 179009), (543, 151317), (621, 132311), (731, 112401), (989, 83079), (1161, 70771), (1173, 70047), (1629, 50439), (2193, 37467), (2967, 27693), (3077, 26703), (3519, 23349), (4163, 19737), (4887, 16813), (6579, 12489), (7783, 10557), (8901, 9231)]