67888639

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{7243}}^1$

素因数の和:7366

約数の個数: 16

約数和(自身を含む): 84378112

約数和(自身を除く): 16489473

約数列:

[1, 7, 13, 91, 103, 721, 1339, 7243, 9373, 50701, 94159, 659113, 746029, 5222203, 9698377, 67888639]

約数ペア:

[(1, 67888639), (7, 9698377), (13, 5222203), (91, 746029), (103, 659113), (721, 94159), (1339, 50701), (7243, 9373)]