13228227

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2789}}^1$

素因数の和:2843

約数の個数: 24

約数和(自身を含む): 20891520

約数和(自身を除く): 7663293

約数列:

[1, 3, 9, 17, 31, 51, 93, 153, 279, 527, 1581, 2789, 4743, 8367, 25101, 47413, 86459, 142239, 259377, 426717, 778131, 1469803, 4409409, 13228227]

約数ペア:

[(1, 13228227), (3, 4409409), (9, 1469803), (17, 778131), (31, 426717), (51, 259377), (93, 142239), (153, 86459), (279, 47413), (527, 25101), (1581, 8367), (2789, 4743)]