215534878

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{267413}}^1$

素因数の和:267459

約数の個数: 16

約数和(自身を含む): 359404416

約数和(自身を除く): 143869538

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 267413, 534826, 3476369, 6952738, 8289803, 16579606, 107767439, 215534878]

約数ペア:

[(1, 215534878), (2, 107767439), (13, 16579606), (26, 8289803), (31, 6952738), (62, 3476369), (403, 534826), (806, 267413)]