31183389

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{631}}^1$

素因数の和:690

約数の個数: 36

約数和(自身を含む): 50446240

約数和(自身を除く): 19262851

約数列:

[1, 3, 9, 17, 19, 51, 57, 153, 171, 289, 323, 631, 867, 969, 1893, 2601, 2907, 5491, 5679, 10727, 11989, 16473, 32181, 35967, 49419, 96543, 107901, 182359, 203813, 547077, 611439, 1641231, 1834317, 3464821, 10394463, 31183389]

約数ペア:

[(1, 31183389), (3, 10394463), (9, 3464821), (17, 1834317), (19, 1641231), (51, 611439), (57, 547077), (153, 203813), (171, 182359), (289, 107901), (323, 96543), (631, 49419), (867, 35967), (969, 32181), (1893, 16473), (2601, 11989), (2907, 10727), (5491, 5679)]