1999013406

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{25628377}}^1$

素因数の和:25628395

約数の個数: 16

約数和(自身を含む): 4305567504

約数和(自身を除く): 2306554098

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 25628377, 51256754, 76885131, 153770262, 333168901, 666337802, 999506703, 1999013406]

約数ペア:

[(1, 1999013406), (2, 999506703), (3, 666337802), (6, 333168901), (13, 153770262), (26, 76885131), (39, 51256754), (78, 25628377)]