248505901

素因数分解:

$7^4\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:183

約数の個数: 40

約数和(自身を含む): 310574880

約数和(自身を除く): 62068979

約数列:

[1, 7, 29, 43, 49, 83, 203, 301, 343, 581, 1247, 1421, 2107, 2401, 2407, 3569, 4067, 8729, 9947, 14749, 16849, 24983, 28469, 61103, 69629, 103243, 103501, 117943, 174881, 199283, 427721, 724507, 825601, 1224167, 2994047, 5071549, 5779207, 8569169, 35500843, 248505901]

約数ペア:

[(1, 248505901), (7, 35500843), (29, 8569169), (43, 5779207), (49, 5071549), (83, 2994047), (203, 1224167), (301, 825601), (343, 724507), (581, 427721), (1247, 199283), (1421, 174881), (2107, 117943), (2401, 103501), (2407, 103243), (3569, 69629), (4067, 61103), (8729, 28469), (9947, 24983), (14749, 16849)]