1298996854

素因数分解:

$2^1\times {\mathrm{223}}^1\times {\mathrm{991}}^1\times {\mathrm{2939}}^1$

素因数の和:4155

約数の個数: 16

約数和(自身を含む): 1959874560

約数和(自身を除く): 660877706

約数列:

[1, 2, 223, 446, 991, 1982, 2939, 5878, 220993, 441986, 655397, 1310794, 2912549, 5825098, 649498427, 1298996854]

約数ペア:

[(1, 1298996854), (2, 649498427), (223, 5825098), (446, 2912549), (991, 1310794), (1982, 655397), (2939, 441986), (5878, 220993)]