239711999

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{439}}^1\times {\mathrm{991}}^1$

素因数の和:1478

約数の個数: 16

約数和(自身を含む): 261888000

約数和(自身を除く): 22176001

約数列:

[1, 19, 29, 439, 551, 991, 8341, 12731, 18829, 28739, 241889, 435049, 546041, 8265931, 12616421, 239711999]

約数ペア:

[(1, 239711999), (19, 12616421), (29, 8265931), (439, 546041), (551, 435049), (991, 241889), (8341, 28739), (12731, 18829)]