1278482672

素因数分解:

$2^4\times {\mathrm{691}}^1\times {\mathrm{115637}}^1$

素因数の和:116336

約数の個数: 20

約数和(自身を含む): 2480666376

約数和(自身を除く): 1202183704

約数列:

[1, 2, 4, 8, 16, 691, 1382, 2764, 5528, 11056, 115637, 231274, 462548, 925096, 1850192, 79905167, 159810334, 319620668, 639241336, 1278482672]

約数ペア:

[(1, 1278482672), (2, 639241336), (4, 319620668), (8, 159810334), (16, 79905167), (691, 1850192), (1382, 925096), (2764, 462548), (5528, 231274), (11056, 115637)]