389628099

素因数分解:

$3^2\times 7^1\times {\mathrm{1789}}^1\times {\mathrm{3457}}^1$

素因数の和:5259

約数の個数: 24

約数和(自身を含む): 643741280

約数和(自身を除く): 254113181

約数列:

[1, 3, 7, 9, 21, 63, 1789, 3457, 5367, 10371, 12523, 16101, 24199, 31113, 37569, 72597, 112707, 217791, 6184573, 18553719, 43292011, 55661157, 129876033, 389628099]

約数ペア:

[(1, 389628099), (3, 129876033), (7, 55661157), (9, 43292011), (21, 18553719), (63, 6184573), (1789, 217791), (3457, 112707), (5367, 72597), (10371, 37569), (12523, 31113), (16101, 24199)]