201891681

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{151}}^1\times {\mathrm{2803}}^1$

素因数の和:3013

約数の個数: 24

約数和(自身を含む): 299198016

約数和(自身を除く): 97306335

約数列:

[1, 3, 9, 53, 151, 159, 453, 477, 1359, 2803, 8003, 8409, 24009, 25227, 72027, 148559, 423253, 445677, 1269759, 1337031, 3809277, 22432409, 67297227, 201891681]

約数ペア:

[(1, 201891681), (3, 67297227), (9, 22432409), (53, 3809277), (151, 1337031), (159, 1269759), (453, 445677), (477, 423253), (1359, 148559), (2803, 72027), (8003, 25227), (8409, 24009)]