55123146

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:221

約数の個数: 128

約数和(自身を含む): 145152000

約数和(自身を除く): 90028854

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 27, 31, 34, 39, 51, 54, 62, 78, 93, 102, 117, 149, 153, 186, 221, 234, 279, 298, 306, 351, 403, 442, 447, 459, 527, 558, 663, 702, 806, 837, 894, 918, 1054, 1209, 1326, 1341, 1581, 1674, 1937, 1989, 2418, 2533, 2682, 3162, 3627, 3874, 3978, 4023, 4619, 4743, 5066, 5811, 5967, 6851, 7254, 7599, 8046, 9238, 9486, 10881, 11622, 11934, 13702, 13857, 14229, 15198, 17433, 20553, 21762, 22797, 27714, 28458, 32929, 34866, 41106, 41571, 45594, 52299, 60047, 61659, 65858, 68391, 78523, 83142, 98787, 104598, 120094, 123318, 124713, 136782, 157046, 180141, 184977, 197574, 235569, 249426, 296361, 360282, 369954, 471138, 540423, 592722, 706707, 889083, 1020799, 1080846, 1413414, 1621269, 1778166, 2041598, 2120121, 3062397, 3242538, 4240242, 6124794, 9187191, 18374382, 27561573, 55123146]

約数ペア:

[(1, 55123146), (2, 27561573), (3, 18374382), (6, 9187191), (9, 6124794), (13, 4240242), (17, 3242538), (18, 3062397), (26, 2120121), (27, 2041598), (31, 1778166), (34, 1621269), (39, 1413414), (51, 1080846), (54, 1020799), (62, 889083), (78, 706707), (93, 592722), (102, 540423), (117, 471138), (149, 369954), (153, 360282), (186, 296361), (221, 249426), (234, 235569), (279, 197574), (298, 184977), (306, 180141), (351, 157046), (403, 136782), (442, 124713), (447, 123318), (459, 120094), (527, 104598), (558, 98787), (663, 83142), (702, 78523), (806, 68391), (837, 65858), (894, 61659), (918, 60047), (1054, 52299), (1209, 45594), (1326, 41571), (1341, 41106), (1581, 34866), (1674, 32929), (1937, 28458), (1989, 27714), (2418, 22797), (2533, 21762), (2682, 20553), (3162, 17433), (3627, 15198), (3874, 14229), (3978, 13857), (4023, 13702), (4619, 11934), (4743, 11622), (5066, 10881), (5811, 9486), (5967, 9238), (6851, 8046), (7254, 7599)]