15940701

素因数分解:

$3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2843}}^1$

素因数の和:2945

約数の個数: 24

約数和(自身を含む): 26619840

約数和(自身を除く): 10679139

約数列:

[1, 3, 7, 9, 21, 63, 89, 267, 623, 801, 1869, 2843, 5607, 8529, 19901, 25587, 59703, 179109, 253027, 759081, 1771189, 2277243, 5313567, 15940701]

約数ペア:

[(1, 15940701), (3, 5313567), (7, 2277243), (9, 1771189), (21, 759081), (63, 253027), (89, 179109), (267, 59703), (623, 25587), (801, 19901), (1869, 8529), (2843, 5607)]