65428155

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1$

素因数の和:107

約数の個数: 120

約数和(自身を含む): 137295312

約数和(自身を除く): 71867157

約数列:

[1, 3, 5, 9, 13, 15, 17, 27, 39, 43, 45, 51, 65, 81, 85, 117, 129, 135, 153, 195, 215, 221, 255, 289, 351, 387, 405, 459, 559, 585, 645, 663, 731, 765, 867, 1053, 1105, 1161, 1377, 1445, 1677, 1755, 1935, 1989, 2193, 2295, 2601, 2795, 3315, 3483, 3655, 3757, 4335, 5031, 5265, 5805, 5967, 6579, 6885, 7803, 8385, 9503, 9945, 10965, 11271, 12427, 13005, 15093, 17415, 17901, 18785, 19737, 23409, 25155, 28509, 29835, 32895, 33813, 37281, 39015, 45279, 47515, 56355, 59211, 62135, 75465, 85527, 89505, 98685, 101439, 111843, 117045, 142545, 161551, 169065, 186405, 226395, 256581, 296055, 304317, 335529, 427635, 484653, 507195, 559215, 769743, 807755, 1006587, 1282905, 1453959, 1521585, 1677645, 2423265, 3848715, 4361877, 5032935, 7269795, 13085631, 21809385, 65428155]

約数ペア:

[(1, 65428155), (3, 21809385), (5, 13085631), (9, 7269795), (13, 5032935), (15, 4361877), (17, 3848715), (27, 2423265), (39, 1677645), (43, 1521585), (45, 1453959), (51, 1282905), (65, 1006587), (81, 807755), (85, 769743), (117, 559215), (129, 507195), (135, 484653), (153, 427635), (195, 335529), (215, 304317), (221, 296055), (255, 256581), (289, 226395), (351, 186405), (387, 169065), (405, 161551), (459, 142545), (559, 117045), (585, 111843), (645, 101439), (663, 98685), (731, 89505), (765, 85527), (867, 75465), (1053, 62135), (1105, 59211), (1161, 56355), (1377, 47515), (1445, 45279), (1677, 39015), (1755, 37281), (1935, 33813), (1989, 32895), (2193, 29835), (2295, 28509), (2601, 25155), (2795, 23409), (3315, 19737), (3483, 18785), (3655, 17901), (3757, 17415), (4335, 15093), (5031, 13005), (5265, 12427), (5805, 11271), (5967, 10965), (6579, 9945), (6885, 9503), (7803, 8385)]