38950002

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:157

約数の個数: 144

約数和(自身を含む): 109549440

約数和(自身を除く): 70599438

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 43, 49, 63, 78, 79, 86, 91, 98, 117, 126, 129, 147, 158, 182, 234, 237, 258, 273, 294, 301, 387, 441, 474, 546, 553, 559, 602, 637, 711, 774, 819, 882, 903, 1027, 1106, 1118, 1274, 1422, 1638, 1659, 1677, 1806, 1911, 2054, 2107, 2709, 3081, 3318, 3354, 3397, 3822, 3871, 3913, 4214, 4977, 5031, 5418, 5733, 6162, 6321, 6794, 7189, 7742, 7826, 9243, 9954, 10062, 10191, 11466, 11613, 11739, 12642, 14378, 18486, 18963, 20382, 21567, 23226, 23478, 23779, 27391, 30573, 34839, 35217, 37926, 43134, 44161, 47558, 50323, 54782, 61146, 64701, 69678, 70434, 71337, 82173, 88322, 100646, 129402, 132483, 142674, 150969, 164346, 166453, 214011, 246519, 264966, 301938, 309127, 332906, 397449, 428022, 452907, 493038, 499359, 618254, 794898, 905814, 927381, 998718, 1498077, 1854762, 2163889, 2782143, 2996154, 4327778, 5564286, 6491667, 12983334, 19475001, 38950002]

約数ペア:

[(1, 38950002), (2, 19475001), (3, 12983334), (6, 6491667), (7, 5564286), (9, 4327778), (13, 2996154), (14, 2782143), (18, 2163889), (21, 1854762), (26, 1498077), (39, 998718), (42, 927381), (43, 905814), (49, 794898), (63, 618254), (78, 499359), (79, 493038), (86, 452907), (91, 428022), (98, 397449), (117, 332906), (126, 309127), (129, 301938), (147, 264966), (158, 246519), (182, 214011), (234, 166453), (237, 164346), (258, 150969), (273, 142674), (294, 132483), (301, 129402), (387, 100646), (441, 88322), (474, 82173), (546, 71337), (553, 70434), (559, 69678), (602, 64701), (637, 61146), (711, 54782), (774, 50323), (819, 47558), (882, 44161), (903, 43134), (1027, 37926), (1106, 35217), (1118, 34839), (1274, 30573), (1422, 27391), (1638, 23779), (1659, 23478), (1677, 23226), (1806, 21567), (1911, 20382), (2054, 18963), (2107, 18486), (2709, 14378), (3081, 12642), (3318, 11739), (3354, 11613), (3397, 11466), (3822, 10191), (3871, 10062), (3913, 9954), (4214, 9243), (4977, 7826), (5031, 7742), (5418, 7189), (5733, 6794), (6162, 6321)]