65648219

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{211}}^1\times {\mathrm{263}}^1$

素因数の和:507

約数の個数: 24

約数和(自身を含む): 81937152

約数和(自身を除く): 16288933

約数列:

[1, 7, 13, 91, 169, 211, 263, 1183, 1477, 1841, 2743, 3419, 19201, 23933, 35659, 44447, 55493, 249613, 311129, 388451, 721409, 5049863, 9378317, 65648219]

約数ペア:

[(1, 65648219), (7, 9378317), (13, 5049863), (91, 721409), (169, 388451), (211, 311129), (263, 249613), (1183, 55493), (1477, 44447), (1841, 35659), (2743, 23933), (3419, 19201)]