187748057

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{2731}}^1$

素因数の和:2829

約数の個数: 24

約数和(自身を含む): 231717312

約数和(自身を除く): 43969255

約数列:

[1, 7, 23, 49, 61, 161, 427, 1127, 1403, 2731, 2989, 9821, 19117, 62813, 68747, 133819, 166591, 439691, 1166137, 3077837, 3831593, 8162959, 26821151, 187748057]

約数ペア:

[(1, 187748057), (7, 26821151), (23, 8162959), (49, 3831593), (61, 3077837), (161, 1166137), (427, 439691), (1127, 166591), (1403, 133819), (2731, 68747), (2989, 62813), (9821, 19117)]