254871905

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{829}}^1\times {\mathrm{3617}}^1$

素因数の和:4468

約数の個数: 16

約数和(自身を含む): 324317520

約数和(自身を除く): 69445615

約数列:

[1, 5, 17, 85, 829, 3617, 4145, 14093, 18085, 61489, 70465, 307445, 2998493, 14992465, 50974381, 254871905]

約数ペア:

[(1, 254871905), (5, 50974381), (17, 14992465), (85, 2998493), (829, 307445), (3617, 70465), (4145, 61489), (14093, 18085)]