39890769

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{1669}}^1$

素因数の和:1960

約数の個数: 16

約数和(自身を含む): 55150080

約数和(自身を除く): 15259311

約数列:

[1, 3, 31, 93, 257, 771, 1669, 5007, 7967, 23901, 51739, 155217, 428933, 1286799, 13296923, 39890769]

約数ペア:

[(1, 39890769), (3, 13296923), (31, 1286799), (93, 428933), (257, 155217), (771, 51739), (1669, 23901), (5007, 7967)]