39564639

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{21871}}^1$

素因数の和:21947

約数の個数: 16

約数和(自身を含む): 59491840

約数和(自身を除く): 19927201

約数列:

[1, 3, 9, 27, 67, 201, 603, 1809, 21871, 65613, 196839, 590517, 1465357, 4396071, 13188213, 39564639]

約数ペア:

[(1, 39564639), (3, 13188213), (9, 4396071), (27, 1465357), (67, 590517), (201, 196839), (603, 65613), (1809, 21871)]