68169609

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{26209}}^1$

素因数の和:26249

約数の個数: 18

約数和(自身を含む): 104604110

約数和(自身を除く): 36434501

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 26209, 78627, 235881, 445553, 1336659, 4009977, 7574401, 22723203, 68169609]

約数ペア:

[(1, 68169609), (3, 22723203), (9, 7574401), (17, 4009977), (51, 1336659), (153, 445553), (289, 235881), (867, 78627), (2601, 26209)]