42967989

素因数分解:

$3^9\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:123

約数の個数: 40

約数和(自身を含む): 67314720

約数和(自身を除く): 24346731

約数列:

[1, 3, 9, 27, 37, 59, 81, 111, 177, 243, 333, 531, 729, 999, 1593, 2183, 2187, 2997, 4779, 6549, 6561, 8991, 14337, 19647, 19683, 26973, 43011, 58941, 80919, 129033, 176823, 242757, 387099, 530469, 728271, 1161297, 1591407, 4774221, 14322663, 42967989]

約数ペア:

[(1, 42967989), (3, 14322663), (9, 4774221), (27, 1591407), (37, 1161297), (59, 728271), (81, 530469), (111, 387099), (177, 242757), (243, 176823), (333, 129033), (531, 80919), (729, 58941), (999, 43011), (1593, 26973), (2183, 19683), (2187, 19647), (2997, 14337), (4779, 8991), (6549, 6561)]