249909830

素因数分解:

$2^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{257639}}^1$

素因数の和:257743

約数の個数: 16

約数和(自身を含む): 454476960

約数和(自身を除く): 204567130

約数列:

[1, 2, 5, 10, 97, 194, 485, 970, 257639, 515278, 1288195, 2576390, 24990983, 49981966, 124954915, 249909830]

約数ペア:

[(1, 249909830), (2, 124954915), (5, 49981966), (10, 24990983), (97, 2576390), (194, 1288195), (485, 515278), (970, 257639)]