68754621

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:166

約数の個数: 64

約数和(自身を含む): 110315520

約数和(自身を除く): 41560899

約数列:

[1, 3, 13, 29, 31, 37, 39, 53, 87, 93, 111, 159, 377, 403, 481, 689, 899, 1073, 1131, 1147, 1209, 1443, 1537, 1643, 1961, 2067, 2697, 3219, 3441, 4611, 4929, 5883, 11687, 13949, 14911, 19981, 21359, 25493, 33263, 35061, 41847, 44733, 47647, 56869, 59943, 60791, 64077, 76479, 99789, 142941, 170607, 182373, 432419, 619411, 739297, 790283, 1297257, 1762939, 1858233, 2217891, 2370849, 5288817, 22918207, 68754621]

約数ペア:

[(1, 68754621), (3, 22918207), (13, 5288817), (29, 2370849), (31, 2217891), (37, 1858233), (39, 1762939), (53, 1297257), (87, 790283), (93, 739297), (111, 619411), (159, 432419), (377, 182373), (403, 170607), (481, 142941), (689, 99789), (899, 76479), (1073, 64077), (1131, 60791), (1147, 59943), (1209, 56869), (1443, 47647), (1537, 44733), (1643, 41847), (1961, 35061), (2067, 33263), (2697, 25493), (3219, 21359), (3441, 19981), (4611, 14911), (4929, 13949), (5883, 11687)]