640910591

素因数分解:

${\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{4093}}^1$

素因数の和:4322

約数の個数: 16

約数和(自身を含む): 694473408

約数和(自身を除く): 53562817

約数列:

[1, 17, 61, 151, 1037, 2567, 4093, 9211, 69581, 156587, 249673, 618043, 4244441, 10506731, 37700623, 640910591]

約数ペア:

[(1, 640910591), (17, 37700623), (61, 10506731), (151, 4244441), (1037, 618043), (2567, 249673), (4093, 156587), (9211, 69581)]