165744891

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{108971}}^1$

素因数の和:109003

約数の個数: 18

約数和(自身を含む): 259244388

約数和(自身を除く): 93499497

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 108971, 326913, 980739, 1416623, 4249869, 12749607, 18416099, 55248297, 165744891]

約数ペア:

[(1, 165744891), (3, 55248297), (9, 18416099), (13, 12749607), (39, 4249869), (117, 1416623), (169, 980739), (507, 326913), (1521, 108971)]