25991612

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{2879}}^1$

素因数の和:2981

約数の個数: 24

約数和(自身を含む): 47496960

約数和(自身を除く): 21505348

約数列:

[1, 2, 4, 37, 61, 74, 122, 148, 244, 2257, 2879, 4514, 5758, 9028, 11516, 106523, 175619, 213046, 351238, 426092, 702476, 6497903, 12995806, 25991612]

約数ペア:

[(1, 25991612), (2, 12995806), (4, 6497903), (37, 702476), (61, 426092), (74, 351238), (122, 213046), (148, 175619), (244, 106523), (2257, 11516), (2879, 9028), (4514, 5758)]