64265457

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{631}}^1\times {\mathrm{1997}}^1$

素因数の和:2648

約数の個数: 16

約数和(自身を含む): 90916992

約数和(自身を除く): 26651535

約数列:

[1, 3, 17, 51, 631, 1893, 1997, 5991, 10727, 32181, 33949, 101847, 1260107, 3780321, 21421819, 64265457]

約数ペア:

[(1, 64265457), (3, 21421819), (17, 3780321), (51, 1260107), (631, 101847), (1893, 33949), (1997, 32181), (5991, 10727)]