9913421

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{3923}}^1$

素因数の和:3968

約数の個数: 12

約数和(自身を含む): 11960352

約数和(自身を除く): 2046931

約数列:

[1, 7, 19, 133, 361, 2527, 3923, 27461, 74537, 521759, 1416203, 9913421]

約数ペア:

[(1, 9913421), (7, 1416203), (19, 521759), (133, 74537), (361, 27461), (2527, 3923)]