1388434131

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{759953}}^1$

素因数の和:759995

約数の個数: 24

約数和(自身を含む): 2371056480

約数和(自身を除く): 982622349

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 759953, 2279859, 5319671, 6839577, 15959013, 22038637, 47877039, 66115911, 154270459, 198347733, 462811377, 1388434131]

約数ペア:

[(1, 1388434131), (3, 462811377), (7, 198347733), (9, 154270459), (21, 66115911), (29, 47877039), (63, 22038637), (87, 15959013), (203, 6839577), (261, 5319671), (609, 2279859), (1827, 759953)]