2551164

素因数分解:

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

素因数の和:287

約数の個数: 72

約数和(自身を含む): 7507584

約数和(自身を除く): 4956420

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 121, 132, 154, 231, 242, 251, 308, 363, 462, 484, 502, 726, 753, 847, 924, 1004, 1452, 1506, 1694, 1757, 2541, 2761, 3012, 3388, 3514, 5082, 5271, 5522, 7028, 8283, 10164, 10542, 11044, 16566, 19327, 21084, 30371, 33132, 38654, 57981, 60742, 77308, 91113, 115962, 121484, 182226, 212597, 231924, 364452, 425194, 637791, 850388, 1275582, 2551164]

約数ペア:

[(1, 2551164), (2, 1275582), (3, 850388), (4, 637791), (6, 425194), (7, 364452), (11, 231924), (12, 212597), (14, 182226), (21, 121484), (22, 115962), (28, 91113), (33, 77308), (42, 60742), (44, 57981), (66, 38654), (77, 33132), (84, 30371), (121, 21084), (132, 19327), (154, 16566), (231, 11044), (242, 10542), (251, 10164), (308, 8283), (363, 7028), (462, 5522), (484, 5271), (502, 5082), (726, 3514), (753, 3388), (847, 3012), (924, 2761), (1004, 2541), (1452, 1757), (1506, 1694)]