9987996284

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{3581}}^1$

素因数の和:3747

約数の個数: 96

約数和(自身を含む): 21490624512

約数和(自身を除く): 11502628228

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 61, 71, 92, 122, 142, 161, 244, 284, 322, 427, 497, 644, 854, 994, 1403, 1633, 1708, 1988, 2806, 3266, 3581, 4331, 5612, 6532, 7162, 8662, 9821, 11431, 14324, 17324, 19642, 22862, 25067, 30317, 39284, 45724, 50134, 60634, 82363, 99613, 100268, 121268, 164726, 199226, 218441, 254251, 329452, 398452, 436882, 508502, 576541, 697291, 873764, 1017004, 1153082, 1394582, 1529087, 1779757, 2306164, 2789164, 3058174, 3559514, 5024143, 5847773, 6116348, 7119028, 10048286, 11695546, 15509311, 20096572, 23391092, 31018622, 35169001, 40934411, 62037244, 70338002, 81868822, 108565177, 140676004, 163737644, 217130354, 356714153, 434260708, 713428306, 1426856612, 2496999071, 4993998142, 9987996284]

約数ペア:

[(1, 9987996284), (2, 4993998142), (4, 2496999071), (7, 1426856612), (14, 713428306), (23, 434260708), (28, 356714153), (46, 217130354), (61, 163737644), (71, 140676004), (92, 108565177), (122, 81868822), (142, 70338002), (161, 62037244), (244, 40934411), (284, 35169001), (322, 31018622), (427, 23391092), (497, 20096572), (644, 15509311), (854, 11695546), (994, 10048286), (1403, 7119028), (1633, 6116348), (1708, 5847773), (1988, 5024143), (2806, 3559514), (3266, 3058174), (3581, 2789164), (4331, 2306164), (5612, 1779757), (6532, 1529087), (7162, 1394582), (8662, 1153082), (9821, 1017004), (11431, 873764), (14324, 697291), (17324, 576541), (19642, 508502), (22862, 436882), (25067, 398452), (30317, 329452), (39284, 254251), (45724, 218441), (50134, 199226), (60634, 164726), (82363, 121268), (99613, 100268)]