77889217

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1\times {\mathrm{1217}}^1$

素因数の和:1488

約数の個数: 16

約数和(自身を含む): 91671552

約数和(自身を除く): 13782335

約数列:

[1, 7, 41, 223, 287, 1217, 1561, 8519, 9143, 49897, 64001, 271391, 349279, 1899737, 11127031, 77889217]

約数ペア:

[(1, 77889217), (7, 11127031), (41, 1899737), (223, 349279), (287, 271391), (1217, 64001), (1561, 49897), (8519, 9143)]