427971519

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{1423}}^1$

素因数の和:1561

約数の個数: 40

約数和(自身を含む): 661647360

約数和(自身を除く): 233675841

約数列:

[1, 3, 9, 27, 47, 79, 81, 141, 237, 423, 711, 1269, 1423, 2133, 3713, 3807, 4269, 6399, 11139, 12807, 33417, 38421, 66881, 100251, 112417, 115263, 200643, 300753, 337251, 601929, 1011753, 1805787, 3035259, 5283599, 5417361, 9105777, 15850797, 47552391, 142657173, 427971519]

約数ペア:

[(1, 427971519), (3, 142657173), (9, 47552391), (27, 15850797), (47, 9105777), (79, 5417361), (81, 5283599), (141, 3035259), (237, 1805787), (423, 1011753), (711, 601929), (1269, 337251), (1423, 300753), (2133, 200643), (3713, 115263), (3807, 112417), (4269, 100251), (6399, 66881), (11139, 38421), (12807, 33417)]