87863958

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:211

約数の個数: 144

約数和(自身を含む): 243996480

約数和(自身を除く): 156132522

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 49, 63, 78, 79, 91, 97, 98, 117, 126, 147, 158, 182, 194, 234, 237, 273, 291, 294, 441, 474, 546, 553, 582, 637, 679, 711, 819, 873, 882, 1027, 1106, 1261, 1274, 1358, 1422, 1638, 1659, 1746, 1911, 2037, 2054, 2522, 3081, 3318, 3783, 3822, 3871, 4074, 4753, 4977, 5733, 6111, 6162, 7189, 7566, 7663, 7742, 8827, 9243, 9506, 9954, 11349, 11466, 11613, 12222, 14259, 14378, 15326, 17654, 18486, 21567, 22698, 22989, 23226, 26481, 28518, 34839, 42777, 43134, 45978, 50323, 52962, 53641, 61789, 64701, 68967, 69678, 79443, 85554, 99619, 100646, 107282, 123578, 129402, 137934, 150969, 158886, 160923, 185367, 199238, 298857, 301938, 321846, 370734, 375487, 452907, 482769, 556101, 597714, 697333, 750974, 896571, 905814, 965538, 1112202, 1126461, 1394666, 1793142, 2091999, 2252922, 3379383, 4183998, 4881331, 6275997, 6758766, 9762662, 12551994, 14643993, 29287986, 43931979, 87863958]

約数ペア:

[(1, 87863958), (2, 43931979), (3, 29287986), (6, 14643993), (7, 12551994), (9, 9762662), (13, 6758766), (14, 6275997), (18, 4881331), (21, 4183998), (26, 3379383), (39, 2252922), (42, 2091999), (49, 1793142), (63, 1394666), (78, 1126461), (79, 1112202), (91, 965538), (97, 905814), (98, 896571), (117, 750974), (126, 697333), (147, 597714), (158, 556101), (182, 482769), (194, 452907), (234, 375487), (237, 370734), (273, 321846), (291, 301938), (294, 298857), (441, 199238), (474, 185367), (546, 160923), (553, 158886), (582, 150969), (637, 137934), (679, 129402), (711, 123578), (819, 107282), (873, 100646), (882, 99619), (1027, 85554), (1106, 79443), (1261, 69678), (1274, 68967), (1358, 64701), (1422, 61789), (1638, 53641), (1659, 52962), (1746, 50323), (1911, 45978), (2037, 43134), (2054, 42777), (2522, 34839), (3081, 28518), (3318, 26481), (3783, 23226), (3822, 22989), (3871, 22698), (4074, 21567), (4753, 18486), (4977, 17654), (5733, 15326), (6111, 14378), (6162, 14259), (7189, 12222), (7566, 11613), (7663, 11466), (7742, 11349), (8827, 9954), (9243, 9506)]