247370331

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{1607}}^1\times {\mathrm{3947}}^1$

素因数の和:5570

約数の個数: 16

約数和(自身を含む): 355509504

約数和(自身を除く): 108139173

約数列:

[1, 3, 13, 39, 1607, 3947, 4821, 11841, 20891, 51311, 62673, 153933, 6342829, 19028487, 82456777, 247370331]

約数ペア:

[(1, 247370331), (3, 82456777), (13, 19028487), (39, 6342829), (1607, 153933), (3947, 62673), (4821, 51311), (11841, 20891)]