8181381572

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{293}}^1\times {\mathrm{1871}}^1$

素因数の和:2229

約数の個数: 96

約数和(自身を含む): 18122517504

約数和(自身を除く): 9941135932

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 41, 52, 82, 91, 164, 182, 287, 293, 364, 533, 574, 586, 1066, 1148, 1172, 1871, 2051, 2132, 3731, 3742, 3809, 4102, 7462, 7484, 7618, 8204, 12013, 13097, 14924, 15236, 24026, 24323, 26194, 26663, 48052, 48646, 52388, 53326, 76711, 84091, 97292, 106652, 153422, 156169, 168182, 170261, 306844, 312338, 336364, 340522, 536977, 548203, 624676, 681044, 997243, 1073954, 1093183, 1096406, 1994486, 2147908, 2186366, 2192812, 3837421, 3988972, 4372732, 6980701, 7126639, 7674842, 13961402, 14253278, 15349684, 22476323, 27922804, 28506556, 44952646, 49886473, 89905292, 99772946, 157334261, 199545892, 292192199, 314668522, 584384398, 629337044, 1168768796, 2045345393, 4090690786, 8181381572]

約数ペア:

[(1, 8181381572), (2, 4090690786), (4, 2045345393), (7, 1168768796), (13, 629337044), (14, 584384398), (26, 314668522), (28, 292192199), (41, 199545892), (52, 157334261), (82, 99772946), (91, 89905292), (164, 49886473), (182, 44952646), (287, 28506556), (293, 27922804), (364, 22476323), (533, 15349684), (574, 14253278), (586, 13961402), (1066, 7674842), (1148, 7126639), (1172, 6980701), (1871, 4372732), (2051, 3988972), (2132, 3837421), (3731, 2192812), (3742, 2186366), (3809, 2147908), (4102, 1994486), (7462, 1096406), (7484, 1093183), (7618, 1073954), (8204, 997243), (12013, 681044), (13097, 624676), (14924, 548203), (15236, 536977), (24026, 340522), (24323, 336364), (26194, 312338), (26663, 306844), (48052, 170261), (48646, 168182), (52388, 156169), (53326, 153422), (76711, 106652), (84091, 97292)]