17256321

素因数分解:

$3^4\times {\mathrm{163}}^1\times {\mathrm{1307}}^1$

素因数の和:1482

約数の個数: 20

約数和(自身を含む): 25955952

約数和(自身を除く): 8699631

約数列:

[1, 3, 9, 27, 81, 163, 489, 1307, 1467, 3921, 4401, 11763, 13203, 35289, 105867, 213041, 639123, 1917369, 5752107, 17256321]

約数ペア:

[(1, 17256321), (3, 5752107), (9, 1917369), (27, 639123), (81, 213041), (163, 105867), (489, 35289), (1307, 13203), (1467, 11763), (3921, 4401)]