55777722

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1$

素因数の和:324

約数の個数: 128

約数和(自身を含む): 154441728

約数和(自身を除く): 98664006

約数列:

[1, 2, 3, 6, 7, 11, 13, 14, 21, 22, 26, 33, 37, 39, 42, 66, 74, 77, 78, 91, 111, 143, 154, 182, 222, 231, 251, 259, 273, 286, 407, 429, 462, 481, 502, 518, 546, 753, 777, 814, 858, 962, 1001, 1221, 1443, 1506, 1554, 1757, 2002, 2442, 2761, 2849, 2886, 3003, 3263, 3367, 3514, 5271, 5291, 5522, 5698, 6006, 6526, 6734, 8283, 8547, 9287, 9789, 10101, 10542, 10582, 15873, 16566, 17094, 18574, 19327, 19578, 20202, 22841, 27861, 31746, 35893, 37037, 38654, 45682, 55722, 57981, 65009, 68523, 71786, 74074, 102157, 107679, 111111, 115962, 120731, 130018, 137046, 195027, 204314, 215358, 222222, 241462, 251251, 306471, 362193, 390054, 502502, 612942, 715099, 724386, 753753, 845117, 1328041, 1430198, 1507506, 1690234, 2145297, 2535351, 2656082, 3984123, 4290594, 5070702, 7968246, 9296287, 18592574, 27888861, 55777722]

約数ペア:

[(1, 55777722), (2, 27888861), (3, 18592574), (6, 9296287), (7, 7968246), (11, 5070702), (13, 4290594), (14, 3984123), (21, 2656082), (22, 2535351), (26, 2145297), (33, 1690234), (37, 1507506), (39, 1430198), (42, 1328041), (66, 845117), (74, 753753), (77, 724386), (78, 715099), (91, 612942), (111, 502502), (143, 390054), (154, 362193), (182, 306471), (222, 251251), (231, 241462), (251, 222222), (259, 215358), (273, 204314), (286, 195027), (407, 137046), (429, 130018), (462, 120731), (481, 115962), (502, 111111), (518, 107679), (546, 102157), (753, 74074), (777, 71786), (814, 68523), (858, 65009), (962, 57981), (1001, 55722), (1221, 45682), (1443, 38654), (1506, 37037), (1554, 35893), (1757, 31746), (2002, 27861), (2442, 22841), (2761, 20202), (2849, 19578), (2886, 19327), (3003, 18574), (3263, 17094), (3367, 16566), (3514, 15873), (5271, 10582), (5291, 10542), (5522, 10101), (5698, 9789), (6006, 9287), (6526, 8547), (6734, 8283)]