165427821

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{3457}}^1$

素因数の和:3885

約数の個数: 24

約数和(自身を含む): 258035960

約数和(自身を除く): 92608139

約数列:

[1, 3, 9, 13, 39, 117, 409, 1227, 3457, 3681, 5317, 10371, 15951, 31113, 44941, 47853, 134823, 404469, 1413913, 4241739, 12725217, 18380869, 55142607, 165427821]

約数ペア:

[(1, 165427821), (3, 55142607), (9, 18380869), (13, 12725217), (39, 4241739), (117, 1413913), (409, 404469), (1227, 134823), (3457, 47853), (3681, 44941), (5317, 31113), (10371, 15951)]