81399667

素因数分解:

${\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{1301}}^1$

素因数の和:1446

約数の個数: 16

約数和(自身を含む): 89056800

約数和(自身を除く): 7657133

約数列:

[1, 19, 37, 89, 703, 1301, 1691, 3293, 24719, 48137, 62567, 115789, 914603, 2199991, 4284193, 81399667]

約数ペア:

[(1, 81399667), (19, 4284193), (37, 2199991), (89, 914603), (703, 115789), (1301, 62567), (1691, 48137), (3293, 24719)]