189985537

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{607}}^1\times {\mathrm{733}}^1$

素因数の和:1408

約数の個数: 16

約数和(自身を含む): 221350912

約数和(自身を除く): 31365375

約数列:

[1, 7, 61, 427, 607, 733, 4249, 5131, 37027, 44713, 259189, 312991, 444931, 3114517, 27140791, 189985537]

約数ペア:

[(1, 189985537), (7, 27140791), (61, 3114517), (427, 444931), (607, 312991), (733, 259189), (4249, 44713), (5131, 37027)]