397885070

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3617137}}^1$

素因数の和:3617155

約数の個数: 16

約数和(自身を含む): 781301808

約数和(自身を除く): 383416738

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 3617137, 7234274, 18085685, 36171370, 39788507, 79577014, 198942535, 397885070]

約数ペア:

[(1, 397885070), (2, 198942535), (5, 79577014), (10, 39788507), (11, 36171370), (22, 18085685), (55, 7234274), (110, 3617137)]