490147457

素因数分解:

${\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{281}}^1\times {\mathrm{419}}^1$

素因数の和:904

約数の個数: 16

約数和(自身を含む): 517345920

約数和(自身を除く): 27198463

約数列:

[1, 23, 181, 281, 419, 4163, 6463, 9637, 50861, 75839, 117739, 1169803, 1744297, 2707997, 21310759, 490147457]

約数ペア:

[(1, 490147457), (23, 21310759), (181, 2707997), (281, 1744297), (419, 1169803), (4163, 117739), (6463, 75839), (9637, 50861)]