129021687

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{1553}}^1$

素因数の和:1760

約数の個数: 32

約数和(自身を含む): 203636160

約数和(自身を除く): 74614473

約数列:

[1, 3, 9, 17, 27, 51, 153, 181, 459, 543, 1553, 1629, 3077, 4659, 4887, 9231, 13977, 26401, 27693, 41931, 79203, 83079, 237609, 281093, 712827, 843279, 2529837, 4778581, 7589511, 14335743, 43007229, 129021687]

約数ペア:

[(1, 129021687), (3, 43007229), (9, 14335743), (17, 7589511), (27, 4778581), (51, 2529837), (153, 843279), (181, 712827), (459, 281093), (543, 237609), (1553, 83079), (1629, 79203), (3077, 41931), (4659, 27693), (4887, 26401), (9231, 13977)]