67556216

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1307}}^1$

素因数の和:1404

約数の個数: 64

約数和(自身を含む): 158215680

約数和(自身を除く): 90659464

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 71, 91, 104, 142, 182, 284, 364, 497, 568, 728, 923, 994, 1307, 1846, 1988, 2614, 3692, 3976, 5228, 6461, 7384, 9149, 10456, 12922, 16991, 18298, 25844, 33982, 36596, 51688, 67964, 73192, 92797, 118937, 135928, 185594, 237874, 371188, 475748, 649579, 742376, 951496, 1206361, 1299158, 2412722, 2598316, 4825444, 5196632, 8444527, 9650888, 16889054, 33778108, 67556216]

約数ペア:

[(1, 67556216), (2, 33778108), (4, 16889054), (7, 9650888), (8, 8444527), (13, 5196632), (14, 4825444), (26, 2598316), (28, 2412722), (52, 1299158), (56, 1206361), (71, 951496), (91, 742376), (104, 649579), (142, 475748), (182, 371188), (284, 237874), (364, 185594), (497, 135928), (568, 118937), (728, 92797), (923, 73192), (994, 67964), (1307, 51688), (1846, 36596), (1988, 33982), (2614, 25844), (3692, 18298), (3976, 16991), (5228, 12922), (6461, 10456), (7384, 9149)]