25605591

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{313}}^1$

素因数の和:431

約数の個数: 32

約数和(自身を含む): 38946048

約数和(自身を除く): 13340457

約数列:

[1, 3, 11, 33, 37, 67, 111, 201, 313, 407, 737, 939, 1221, 2211, 2479, 3443, 7437, 10329, 11581, 20971, 27269, 34743, 62913, 81807, 127391, 230681, 382173, 692043, 775927, 2327781, 8535197, 25605591]

約数ペア:

[(1, 25605591), (3, 8535197), (11, 2327781), (33, 775927), (37, 692043), (67, 382173), (111, 230681), (201, 127391), (313, 81807), (407, 62913), (737, 34743), (939, 27269), (1221, 20971), (2211, 11581), (2479, 10329), (3443, 7437)]