81145338

素因数分解:

$2^1\times 3^1\times {\mathrm{631}}^1\times {\mathrm{21433}}^1$

素因数の和:22069

約数の個数: 16

約数和(自身を含む): 162555456

約数和(自身を除く): 81410118

約数列:

[1, 2, 3, 6, 631, 1262, 1893, 3786, 21433, 42866, 64299, 128598, 13524223, 27048446, 40572669, 81145338]

約数ペア:

[(1, 81145338), (2, 40572669), (3, 27048446), (6, 13524223), (631, 128598), (1262, 64299), (1893, 42866), (3786, 21433)]