81081378

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{30643}}^1$

素因数の和:30668

約数の個数: 48

約数和(自身を含む): 209604960

約数和(自身を除く): 128523582

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 98, 126, 147, 189, 294, 378, 441, 882, 1323, 2646, 30643, 61286, 91929, 183858, 214501, 275787, 429002, 551574, 643503, 827361, 1287006, 1501507, 1654722, 1930509, 3003014, 3861018, 4504521, 5791527, 9009042, 11583054, 13513563, 27027126, 40540689, 81081378]

約数ペア:

[(1, 81081378), (2, 40540689), (3, 27027126), (6, 13513563), (7, 11583054), (9, 9009042), (14, 5791527), (18, 4504521), (21, 3861018), (27, 3003014), (42, 1930509), (49, 1654722), (54, 1501507), (63, 1287006), (98, 827361), (126, 643503), (147, 551574), (189, 429002), (294, 275787), (378, 214501), (441, 183858), (882, 91929), (1323, 61286), (2646, 30643)]