39840519

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{4721}}^1$

素因数の和:4850

約数の個数: 16

約数和(自身を含む): 55530720

約数和(自身を除く): 15690201

約数列:

[1, 3, 29, 87, 97, 291, 2813, 4721, 8439, 14163, 136909, 410727, 457937, 1373811, 13280173, 39840519]

約数ペア:

[(1, 39840519), (3, 13280173), (29, 1373811), (87, 457937), (97, 410727), (291, 136909), (2813, 14163), (4721, 8439)]