27651231

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{10631}}^1$

素因数の和:10671

約数の個数: 18

約数和(自身を含む): 42432312

約数和(自身を除く): 14781081

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 10631, 31893, 95679, 180727, 542181, 1626543, 3072359, 9217077, 27651231]

約数ペア:

[(1, 27651231), (3, 9217077), (9, 3072359), (17, 1626543), (51, 542181), (153, 180727), (289, 95679), (867, 31893), (2601, 10631)]