209849406

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2690377}}^1$

素因数の和:2690395

約数の個数: 16

約数和(自身を含む): 451983504

約数和(自身を除く): 242134098

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 2690377, 5380754, 8071131, 16142262, 34974901, 69949802, 104924703, 209849406]

約数ペア:

[(1, 209849406), (2, 104924703), (3, 69949802), (6, 34974901), (13, 16142262), (26, 8071131), (39, 5380754), (78, 2690377)]