223190639

素因数分解:

$7^2\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{487}}^1$

素因数の和:747

約数の個数: 24

約数和(自身を含む): 267033600

約数和(自身を除く): 43842961

約数列:

[1, 7, 47, 49, 199, 329, 487, 1393, 2303, 3409, 9353, 9751, 22889, 23863, 65471, 96913, 160223, 458297, 678391, 1121561, 4554911, 4748737, 31884377, 223190639]

約数ペア:

[(1, 223190639), (7, 31884377), (47, 4748737), (49, 4554911), (199, 1121561), (329, 678391), (487, 458297), (1393, 160223), (2303, 96913), (3409, 65471), (9353, 23863), (9751, 22889)]