390343569

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{31883}}^1$

素因数の和:31957

約数の個数: 32

約数和(自身を含む): 661146624

約数和(自身を除く): 270803055

約数列:

[1, 3, 7, 11, 21, 33, 53, 77, 159, 231, 371, 583, 1113, 1749, 4081, 12243, 31883, 95649, 223181, 350713, 669543, 1052139, 1689799, 2454991, 5069397, 7364973, 11828593, 18587789, 35485779, 55763367, 130114523, 390343569]

約数ペア:

[(1, 390343569), (3, 130114523), (7, 55763367), (11, 35485779), (21, 18587789), (33, 11828593), (53, 7364973), (77, 5069397), (159, 2454991), (231, 1689799), (371, 1052139), (583, 669543), (1113, 350713), (1749, 223181), (4081, 95649), (12243, 31883)]