31494969

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{28921}}^1$

素因数の和:28949

約数の個数: 18

約数和(自身を含む): 50006138

約数和(自身を除く): 18511169

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 1089, 28921, 86763, 260289, 318131, 954393, 2863179, 3499441, 10498323, 31494969]

約数ペア:

[(1, 31494969), (3, 10498323), (9, 3499441), (11, 2863179), (33, 954393), (99, 318131), (121, 260289), (363, 86763), (1089, 28921)]