81895913

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{1723}}^1$

素因数の和:1912

約数の個数: 16

約数和(自身を含む): 93096000

約数和(自身を除く): 11200087

約数列:

[1, 11, 29, 149, 319, 1639, 1723, 4321, 18953, 47531, 49967, 256727, 549637, 2823997, 7445083, 81895913]

約数ペア:

[(1, 81895913), (11, 7445083), (29, 2823997), (149, 549637), (319, 256727), (1639, 49967), (1723, 47531), (4321, 18953)]