1641231

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{631}}^1$

素因数の和:671

約数の個数: 18

約数和(自身を含む): 2522312

約数和(自身を除く): 881081

約数列:

[1, 3, 9, 17, 51, 153, 289, 631, 867, 1893, 2601, 5679, 10727, 32181, 96543, 182359, 547077, 1641231]

約数ペア:

[(1, 1641231), (3, 547077), (9, 182359), (17, 96543), (51, 32181), (153, 10727), (289, 5679), (631, 2601), (867, 1893)]