81849691

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{7759}}^1$

素因数の和:7914

約数の個数: 16

約数和(自身を含む): 102804480

約数和(自身を除く): 20954789

約数列:

[1, 7, 11, 77, 137, 959, 1507, 7759, 10549, 54313, 85349, 597443, 1062983, 7440881, 11692813, 81849691]

約数ペア:

[(1, 81849691), (7, 11692813), (11, 7440881), (77, 1062983), (137, 597443), (959, 85349), (1507, 54313), (7759, 10549)]