205864390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1210967}}^1$

素因数の和:1210991

約数の個数: 16

約数和(自身を含む): 392353632

約数和(自身を除く): 186489242

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 1210967, 2421934, 6054835, 12109670, 20586439, 41172878, 102932195, 205864390]

約数ペア:

[(1, 205864390), (2, 102932195), (5, 41172878), (10, 20586439), (17, 12109670), (34, 6054835), (85, 2421934), (170, 1210967)]