388639293

素因数分解:

$3^1\times 7^1\times {\mathrm{1091}}^1\times {\mathrm{16963}}^1$

素因数の和:18064

約数の個数: 16

約数和(自身を含む): 592790016

約数和(自身を除く): 204150723

約数列:

[1, 3, 7, 21, 1091, 3273, 7637, 16963, 22911, 50889, 118741, 356223, 18506633, 55519899, 129546431, 388639293]

約数ペア:

[(1, 388639293), (3, 129546431), (7, 55519899), (21, 18506633), (1091, 356223), (3273, 118741), (7637, 50889), (16963, 22911)]