897542457

素因数分解:

$3^1\times 7^2\times {\mathrm{1373}}^1\times {\mathrm{4447}}^1$

素因数の和:5837

約数の個数: 24

約数和(自身を含む): 1393433856

約数和(自身を除く): 495891399

約数列:

[1, 3, 7, 21, 49, 147, 1373, 4119, 4447, 9611, 13341, 28833, 31129, 67277, 93387, 201831, 217903, 653709, 6105731, 18317193, 42740117, 128220351, 299180819, 897542457]

約数ペア:

[(1, 897542457), (3, 299180819), (7, 128220351), (21, 42740117), (49, 18317193), (147, 6105731), (1373, 653709), (4119, 217903), (4447, 201831), (9611, 93387), (13341, 67277), (28833, 31129)]