207970317

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{251}}^1\times {\mathrm{2141}}^1$

素因数の和:2441

約数の個数: 24

約数和(自身を含む): 308756448

約数和(自身を除く): 100786131

約数列:

[1, 3, 9, 43, 129, 251, 387, 753, 2141, 2259, 6423, 10793, 19269, 32379, 92063, 97137, 276189, 537391, 828567, 1612173, 4836519, 23107813, 69323439, 207970317]

約数ペア:

[(1, 207970317), (3, 69323439), (9, 23107813), (43, 4836519), (129, 1612173), (251, 828567), (387, 537391), (753, 276189), (2141, 97137), (2259, 92063), (6423, 32379), (10793, 19269)]