8741691

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:208

約数の個数: 48

約数和(自身を含む): 15558400

約数和(自身を除く): 6816709

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 67, 109, 133, 171, 201, 327, 399, 469, 603, 763, 981, 1197, 1273, 1407, 2071, 2289, 3819, 4221, 6213, 6867, 7303, 8911, 11457, 14497, 18639, 21909, 26733, 43491, 51121, 65727, 80199, 130473, 138757, 153363, 416271, 460089, 971299, 1248813, 2913897, 8741691]

約数ペア:

[(1, 8741691), (3, 2913897), (7, 1248813), (9, 971299), (19, 460089), (21, 416271), (57, 153363), (63, 138757), (67, 130473), (109, 80199), (133, 65727), (171, 51121), (201, 43491), (327, 26733), (399, 21909), (469, 18639), (603, 14497), (763, 11457), (981, 8911), (1197, 7303), (1273, 6867), (1407, 6213), (2071, 4221), (2289, 3819)]