169899219

素因数分解:

$3^2\times 7^3\times {\mathrm{47}}^1\times {\mathrm{1171}}^1$

素因数の和:1245

約数の個数: 48

約数和(自身を含む): 292531200

約数和(自身を除く): 122631981

約数列:

[1, 3, 7, 9, 21, 47, 49, 63, 141, 147, 329, 343, 423, 441, 987, 1029, 1171, 2303, 2961, 3087, 3513, 6909, 8197, 10539, 16121, 20727, 24591, 48363, 55037, 57379, 73773, 145089, 165111, 172137, 385259, 401653, 495333, 516411, 1155777, 1204959, 2696813, 3467331, 3614877, 8090439, 18877691, 24271317, 56633073, 169899219]

約数ペア:

[(1, 169899219), (3, 56633073), (7, 24271317), (9, 18877691), (21, 8090439), (47, 3614877), (49, 3467331), (63, 2696813), (141, 1204959), (147, 1155777), (329, 516411), (343, 495333), (423, 401653), (441, 385259), (987, 172137), (1029, 165111), (1171, 145089), (2303, 73773), (2961, 57379), (3087, 55037), (3513, 48363), (6909, 24591), (8197, 20727), (10539, 16121)]