1397188

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{277}}^1$

素因数の和:391

約数の個数: 24

約数和(自身を含む): 2669912

約数和(自身を除く): 1272724

約数列:

[1, 2, 4, 13, 26, 52, 97, 194, 277, 388, 554, 1108, 1261, 2522, 3601, 5044, 7202, 14404, 26869, 53738, 107476, 349297, 698594, 1397188]

約数ペア:

[(1, 1397188), (2, 698594), (4, 349297), (13, 107476), (26, 53738), (52, 26869), (97, 14404), (194, 7202), (277, 5044), (388, 3601), (554, 2522), (1108, 1261)]