81885402

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{239431}}^1$

素因数の和:239458

約数の個数: 24

約数和(自身を含む): 186756960

約数和(自身を除く): 104871558

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 239431, 478862, 718293, 1436586, 2154879, 4309758, 4549189, 9098378, 13647567, 27295134, 40942701, 81885402]

約数ペア:

[(1, 81885402), (2, 40942701), (3, 27295134), (6, 13647567), (9, 9098378), (18, 4549189), (19, 4309758), (38, 2154879), (57, 1436586), (114, 718293), (171, 478862), (342, 239431)]