39996369

素因数分解:

$3^3\times 7^1\times {\mathrm{431}}^1\times {\mathrm{491}}^1$

素因数の和:938

約数の個数: 32

約数和(自身を含む): 68014080

約数和(自身を除く): 28017711

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 431, 491, 1293, 1473, 3017, 3437, 3879, 4419, 9051, 10311, 11637, 13257, 27153, 30933, 81459, 92799, 211621, 634863, 1481347, 1904589, 4444041, 5713767, 13332123, 39996369]

約数ペア:

[(1, 39996369), (3, 13332123), (7, 5713767), (9, 4444041), (21, 1904589), (27, 1481347), (63, 634863), (189, 211621), (431, 92799), (491, 81459), (1293, 30933), (1473, 27153), (3017, 13257), (3437, 11637), (3879, 10311), (4419, 9051)]