664861390

素因数分解:

$2^1\times 5^1\times {\mathrm{677}}^1\times {\mathrm{98207}}^1$

素因数の和:98891

約数の個数: 16

約数和(自身を含む): 1198530432

約数和(自身を除く): 533669042

約数列:

[1, 2, 5, 10, 677, 1354, 3385, 6770, 98207, 196414, 491035, 982070, 66486139, 132972278, 332430695, 664861390]

約数ペア:

[(1, 664861390), (2, 332430695), (5, 132972278), (10, 66486139), (677, 982070), (1354, 491035), (3385, 196414), (6770, 98207)]