80994991

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{21467}}^1$

素因数の和:21499

約数の個数: 16

約数和(自身を含む): 103046400

約数和(自身を除く): 22051409

約数列:

[1, 7, 11, 49, 77, 343, 539, 3773, 21467, 150269, 236137, 1051883, 1652959, 7363181, 11570713, 80994991]

約数ペア:

[(1, 80994991), (7, 11570713), (11, 7363181), (49, 1652959), (77, 1051883), (343, 236137), (539, 150269), (3773, 21467)]