388643073

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{33107}}^1$

素因数の和:33173

約数の個数: 32

約数和(自身を含む): 652624896

約数和(自身を除く): 263981823

約数列:

[1, 3, 7, 13, 21, 39, 43, 91, 129, 273, 301, 559, 903, 1677, 3913, 11739, 33107, 99321, 231749, 430391, 695247, 1291173, 1423601, 3012737, 4270803, 9038211, 9965207, 18506813, 29895621, 55520439, 129547691, 388643073]

約数ペア:

[(1, 388643073), (3, 129547691), (7, 55520439), (13, 29895621), (21, 18506813), (39, 9965207), (43, 9038211), (91, 4270803), (129, 3012737), (273, 1423601), (301, 1291173), (559, 695247), (903, 430391), (1677, 231749), (3913, 99321), (11739, 33107)]