51506619

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{7901}}^1$

素因数の和:7998

約数の個数: 16

約数和(自身を含む): 71686944

約数和(自身を除く): 20180325

約数列:

[1, 3, 41, 53, 123, 159, 2173, 6519, 7901, 23703, 323941, 418753, 971823, 1256259, 17168873, 51506619]

約数ペア:

[(1, 51506619), (3, 17168873), (41, 1256259), (53, 971823), (123, 418753), (159, 323941), (2173, 23703), (6519, 7901)]