123987444

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:238

約数の個数: 144

約数和(自身を含む): 356610240

約数和(自身を除く): 232622796

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 37, 41, 42, 49, 74, 82, 84, 98, 111, 123, 139, 147, 148, 164, 196, 222, 246, 259, 278, 287, 294, 417, 444, 492, 518, 556, 574, 588, 777, 834, 861, 973, 1036, 1148, 1517, 1554, 1668, 1722, 1813, 1946, 2009, 2919, 3034, 3108, 3444, 3626, 3892, 4018, 4551, 5143, 5439, 5699, 5838, 6027, 6068, 6811, 7252, 8036, 9102, 10286, 10619, 10878, 11398, 11676, 12054, 13622, 15429, 17097, 18204, 20433, 20572, 21238, 21756, 22796, 24108, 27244, 30858, 31857, 34194, 36001, 39893, 40866, 42476, 61716, 63714, 68388, 72002, 74333, 79786, 81732, 108003, 119679, 127428, 144004, 148666, 159572, 210863, 216006, 222999, 239358, 252007, 279251, 297332, 421726, 432012, 445998, 478716, 504014, 558502, 632589, 756021, 837753, 843452, 891996, 1008028, 1117004, 1265178, 1476041, 1512042, 1675506, 2530356, 2952082, 3024084, 3351012, 4428123, 5904164, 8856246, 10332287, 17712492, 20664574, 30996861, 41329148, 61993722, 123987444]

約数ペア:

[(1, 123987444), (2, 61993722), (3, 41329148), (4, 30996861), (6, 20664574), (7, 17712492), (12, 10332287), (14, 8856246), (21, 5904164), (28, 4428123), (37, 3351012), (41, 3024084), (42, 2952082), (49, 2530356), (74, 1675506), (82, 1512042), (84, 1476041), (98, 1265178), (111, 1117004), (123, 1008028), (139, 891996), (147, 843452), (148, 837753), (164, 756021), (196, 632589), (222, 558502), (246, 504014), (259, 478716), (278, 445998), (287, 432012), (294, 421726), (417, 297332), (444, 279251), (492, 252007), (518, 239358), (556, 222999), (574, 216006), (588, 210863), (777, 159572), (834, 148666), (861, 144004), (973, 127428), (1036, 119679), (1148, 108003), (1517, 81732), (1554, 79786), (1668, 74333), (1722, 72002), (1813, 68388), (1946, 63714), (2009, 61716), (2919, 42476), (3034, 40866), (3108, 39893), (3444, 36001), (3626, 34194), (3892, 31857), (4018, 30858), (4551, 27244), (5143, 24108), (5439, 22796), (5699, 21756), (5838, 21238), (6027, 20572), (6068, 20433), (6811, 18204), (7252, 17097), (8036, 15429), (9102, 13622), (10286, 12054), (10619, 11676), (10878, 11398)]