492065287

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{487}}^1$

素因数の和:691

約数の個数: 32

約数和(自身を含む): 607150080

約数和(自身を除く): 115084793

約数列:

[1, 7, 19, 71, 107, 133, 487, 497, 749, 1349, 2033, 3409, 7597, 9253, 9443, 14231, 34577, 52109, 53179, 64771, 144343, 242039, 364763, 656963, 990071, 1010401, 3699739, 4598741, 6930497, 25898173, 70295041, 492065287]

約数ペア:

[(1, 492065287), (7, 70295041), (19, 25898173), (71, 6930497), (107, 4598741), (133, 3699739), (487, 1010401), (497, 990071), (749, 656963), (1349, 364763), (2033, 242039), (3409, 144343), (7597, 64771), (9253, 53179), (9443, 52109), (14231, 34577)]