12181131

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{331}}^1$

素因数の和:416

約数の個数: 32

約数和(自身を含む): 19123200

約数和(自身を除く): 6942069

約数列:

[1, 3, 9, 27, 29, 47, 87, 141, 261, 331, 423, 783, 993, 1269, 1363, 2979, 4089, 8937, 9599, 12267, 15557, 28797, 36801, 46671, 86391, 140013, 259173, 420039, 451153, 1353459, 4060377, 12181131]

約数ペア:

[(1, 12181131), (3, 4060377), (9, 1353459), (27, 451153), (29, 420039), (47, 259173), (87, 140013), (141, 86391), (261, 46671), (331, 36801), (423, 28797), (783, 15557), (993, 12267), (1269, 9599), (1363, 8937), (2979, 4089)]