268808216833

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1\times {\mathrm{257}}^1\times {\mathrm{349}}^1$

素因数の和:898

約数の個数: 64

約数和(自身を含む): 314573414400

約数和(自身を除く): 45765197567

約数列:

[1, 13, 17, 71, 191, 221, 257, 349, 923, 1207, 2483, 3247, 3341, 4369, 4537, 5933, 13561, 15691, 18247, 24779, 42211, 49087, 56797, 66659, 77129, 89693, 176293, 230537, 237211, 310199, 322127, 421243, 638131, 834479, 866567, 1133203, 1166009, 1524781, 2996981, 3485177, 4032587, 4732789, 5476159, 6368203, 10848227, 14731639, 17131363, 19822153, 45307301, 59248009, 61526257, 80457413, 82786639, 108259451, 222707719, 291233171, 770224117, 1045946369, 1216326773, 1407372863, 3786031223, 15812248049, 20677555141, 268808216833]

約数ペア:

[(1, 268808216833), (13, 20677555141), (17, 15812248049), (71, 3786031223), (191, 1407372863), (221, 1216326773), (257, 1045946369), (349, 770224117), (923, 291233171), (1207, 222707719), (2483, 108259451), (3247, 82786639), (3341, 80457413), (4369, 61526257), (4537, 59248009), (5933, 45307301), (13561, 19822153), (15691, 17131363), (18247, 14731639), (24779, 10848227), (42211, 6368203), (49087, 5476159), (56797, 4732789), (66659, 4032587), (77129, 3485177), (89693, 2996981), (176293, 1524781), (230537, 1166009), (237211, 1133203), (310199, 866567), (322127, 834479), (421243, 638131)]