181917

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:93

約数の個数: 24

約数和(自身を含む): 294840

約数和(自身を除く): 112923

約数列:

[1, 3, 9, 17, 29, 41, 51, 87, 123, 153, 261, 369, 493, 697, 1189, 1479, 2091, 3567, 4437, 6273, 10701, 20213, 60639, 181917]

約数ペア:

[(1, 181917), (3, 60639), (9, 20213), (17, 10701), (29, 6273), (41, 4437), (51, 3567), (87, 2091), (123, 1479), (153, 1189), (261, 697), (369, 493)]