71722989

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{68113}}^1$

素因数の和:68138

約数の個数: 20

約数和(自身を含む): 115385116

約数和(自身を除く): 43662127

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 68113, 204339, 613017, 885469, 1839051, 2656407, 5517153, 7969221, 23907663, 71722989]

約数ペア:

[(1, 71722989), (3, 23907663), (9, 7969221), (13, 5517153), (27, 2656407), (39, 1839051), (81, 885469), (117, 613017), (351, 204339), (1053, 68113)]