81176909

素因数分解:

${\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1\times {\mathrm{389}}^1$

素因数の和:772

約数の個数: 16

約数和(自身を含む): 90529920

約数和(自身を除く): 9353011

約数列:

[1, 11, 61, 311, 389, 671, 3421, 4279, 18971, 23729, 120979, 208681, 261019, 1330769, 7379719, 81176909]

約数ペア:

[(1, 81176909), (11, 7379719), (61, 1330769), (311, 261019), (389, 208681), (671, 120979), (3421, 23729), (4279, 18971)]