42505983

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{19121}}^1$

素因数の和:19159

約数の個数: 24

約数和(自身を含む): 69604080

約数和(自身を除く): 27098097

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 19121, 57363, 172089, 248573, 363299, 745719, 1089897, 2237157, 3269691, 4722887, 14168661, 42505983]

約数ペア:

[(1, 42505983), (3, 14168661), (9, 4722887), (13, 3269691), (19, 2237157), (39, 1089897), (57, 745719), (117, 363299), (171, 248573), (247, 172089), (741, 57363), (2223, 19121)]