254839401

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{6481}}^1$

素因数の和:6761

約数の個数: 24

約数和(自身を含む): 391331304

約数和(自身を除く): 136491903

約数列:

[1, 3, 9, 17, 51, 153, 257, 771, 2313, 4369, 6481, 13107, 19443, 39321, 58329, 110177, 330531, 991593, 1665617, 4996851, 14990553, 28315489, 84946467, 254839401]

約数ペア:

[(1, 254839401), (3, 84946467), (9, 28315489), (17, 14990553), (51, 4996851), (153, 1665617), (257, 991593), (771, 330531), (2313, 110177), (4369, 58329), (6481, 39321), (13107, 19443)]