28563507

素因数分解:

$3^2\times 7^1\times {\mathrm{67}}^2\times {\mathrm{101}}^1$

素因数の和:248

約数の個数: 36

約数和(自身を含む): 48340656

約数和(自身を除く): 19777149

約数列:

[1, 3, 7, 9, 21, 63, 67, 101, 201, 303, 469, 603, 707, 909, 1407, 2121, 4221, 4489, 6363, 6767, 13467, 20301, 31423, 40401, 47369, 60903, 94269, 142107, 282807, 426321, 453389, 1360167, 3173723, 4080501, 9521169, 28563507]

約数ペア:

[(1, 28563507), (3, 9521169), (7, 4080501), (9, 3173723), (21, 1360167), (63, 453389), (67, 426321), (101, 282807), (201, 142107), (303, 94269), (469, 60903), (603, 47369), (707, 40401), (909, 31423), (1407, 20301), (2121, 13467), (4221, 6767), (4489, 6363)]