81339937

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{8563}}^1$

素因数の和:8652

約数の個数: 16

約数和(自身を含む): 98657280

約数和(自身を除く): 17317343

約数列:

[1, 7, 23, 59, 161, 413, 1357, 8563, 9499, 59941, 196949, 505217, 1378643, 3536519, 11619991, 81339937]

約数ペア:

[(1, 81339937), (7, 11619991), (23, 3536519), (59, 1378643), (161, 505217), (413, 196949), (1357, 59941), (8563, 9499)]