388626561

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{43661}}^1$

素因数の和:43733

約数の個数: 24

約数和(自身を含む): 599391936

約数和(自身を除く): 210765375

約数列:

[1, 3, 9, 23, 43, 69, 129, 207, 387, 989, 2967, 8901, 43661, 130983, 392949, 1004203, 1877423, 3012609, 5632269, 9037827, 16896807, 43180729, 129542187, 388626561]

約数ペア:

[(1, 388626561), (3, 129542187), (9, 43180729), (23, 16896807), (43, 9037827), (69, 5632269), (129, 3012609), (207, 1877423), (387, 1004203), (989, 392949), (2967, 130983), (8901, 43661)]