16681977

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{47527}}^1$

素因数の和:47549

約数の個数: 16

約数和(自身を含む): 26615680

約数和(自身を除く): 9933703

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 47527, 142581, 427743, 617851, 1283229, 1853553, 5560659, 16681977]

約数ペア:

[(1, 16681977), (3, 5560659), (9, 1853553), (13, 1283229), (27, 617851), (39, 427743), (117, 142581), (351, 47527)]