266911203

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{402581}}^1$

素因数の和:402614

約数の個数: 16

約数和(自身を含む): 405802656

約数和(自身を除く): 138891453

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 402581, 1207743, 5233553, 6843877, 15700659, 20531631, 88970401, 266911203]

約数ペア:

[(1, 266911203), (3, 88970401), (13, 20531631), (17, 15700659), (39, 6843877), (51, 5233553), (221, 1207743), (663, 402581)]