81353921

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{3613}}^1$

素因数の和:3736

約数の個数: 16

約数和(自身を含む): 93674880

約数和(自身を除く): 12320959

約数列:

[1, 11, 23, 89, 253, 979, 2047, 3613, 22517, 39743, 83099, 321557, 914089, 3537127, 7395811, 81353921]

約数ペア:

[(1, 81353921), (11, 7395811), (23, 3537127), (89, 914089), (253, 321557), (979, 83099), (2047, 39743), (3613, 22517)]