11920721235

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{193}}^1\times {\mathrm{1021}}^1$

素因数の和:1368

約数の個数: 64

約数和(自身を含む): 19890245760

約数和(自身を除く): 7969524525

約数列:

[1, 3, 5, 15, 37, 109, 111, 185, 193, 327, 545, 555, 579, 965, 1021, 1635, 2895, 3063, 4033, 5105, 7141, 12099, 15315, 20165, 21037, 21423, 35705, 37777, 60495, 63111, 105185, 107115, 111289, 113331, 188885, 197053, 315555, 333867, 556445, 566655, 591159, 778369, 985265, 1669335, 2335107, 2955795, 3891845, 4117693, 7290961, 11675535, 12353079, 20588465, 21478777, 21872883, 36454805, 61765395, 64436331, 107393885, 109364415, 322181655, 794714749, 2384144247, 3973573745, 11920721235]

約数ペア:

[(1, 11920721235), (3, 3973573745), (5, 2384144247), (15, 794714749), (37, 322181655), (109, 109364415), (111, 107393885), (185, 64436331), (193, 61765395), (327, 36454805), (545, 21872883), (555, 21478777), (579, 20588465), (965, 12353079), (1021, 11675535), (1635, 7290961), (2895, 4117693), (3063, 3891845), (4033, 2955795), (5105, 2335107), (7141, 1669335), (12099, 985265), (15315, 778369), (20165, 591159), (21037, 566655), (21423, 556445), (35705, 333867), (37777, 315555), (60495, 197053), (63111, 188885), (105185, 113331), (107115, 111289)]