7151781

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1$

素因数の和:130

約数の個数: 64

約数和(自身を含む): 13160448

約数和(自身を除く): 6008667

約数列:

[1, 3, 7, 13, 17, 21, 23, 39, 51, 67, 69, 91, 119, 161, 201, 221, 273, 299, 357, 391, 469, 483, 663, 871, 897, 1139, 1173, 1407, 1541, 1547, 2093, 2613, 2737, 3417, 4623, 4641, 5083, 6097, 6279, 7973, 8211, 10787, 14807, 15249, 18291, 20033, 23919, 26197, 32361, 35581, 44421, 60099, 78591, 103649, 106743, 140231, 183379, 310947, 340561, 420693, 550137, 1021683, 2383927, 7151781]

約数ペア:

[(1, 7151781), (3, 2383927), (7, 1021683), (13, 550137), (17, 420693), (21, 340561), (23, 310947), (39, 183379), (51, 140231), (67, 106743), (69, 103649), (91, 78591), (119, 60099), (161, 44421), (201, 35581), (221, 32361), (273, 26197), (299, 23919), (357, 20033), (391, 18291), (469, 15249), (483, 14807), (663, 10787), (871, 8211), (897, 7973), (1139, 6279), (1173, 6097), (1407, 5083), (1541, 4641), (1547, 4623), (2093, 3417), (2613, 2737)]