388142433

素因数分解:

$3^2\times 7^1\times {\mathrm{659}}^1\times {\mathrm{9349}}^1$

素因数の和:10021

約数の個数: 24

約数和(自身を含む): 641784000

約数和(自身を除く): 253641567

約数列:

[1, 3, 7, 9, 21, 63, 659, 1977, 4613, 5931, 9349, 13839, 28047, 41517, 65443, 84141, 196329, 588987, 6160991, 18482973, 43126937, 55448919, 129380811, 388142433]

約数ペア:

[(1, 388142433), (3, 129380811), (7, 55448919), (9, 43126937), (21, 18482973), (63, 6160991), (659, 588987), (1977, 196329), (4613, 84141), (5931, 65443), (9349, 41517), (13839, 28047)]