77779156

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1997}}^1$

素因数の和:2128

約数の個数: 48

約数和(自身を含む): 169174656

約数和(自身を除く): 91395500

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 107, 182, 214, 364, 428, 749, 1391, 1498, 1997, 2782, 2996, 3994, 5564, 7988, 9737, 13979, 19474, 25961, 27958, 38948, 51922, 55916, 103844, 181727, 213679, 363454, 427358, 726908, 854716, 1495753, 2777827, 2991506, 5555654, 5983012, 11111308, 19444789, 38889578, 77779156]

約数ペア:

[(1, 77779156), (2, 38889578), (4, 19444789), (7, 11111308), (13, 5983012), (14, 5555654), (26, 2991506), (28, 2777827), (52, 1495753), (91, 854716), (107, 726908), (182, 427358), (214, 363454), (364, 213679), (428, 181727), (749, 103844), (1391, 55916), (1498, 51922), (1997, 38948), (2782, 27958), (2996, 25961), (3994, 19474), (5564, 13979), (7988, 9737)]