15820407

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{30839}}^1$

素因数の和:30867

約数の個数: 16

約数和(自身を含む): 24672000

約数和(自身を除く): 8851593

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 30839, 92517, 277551, 585941, 832653, 1757823, 5273469, 15820407]

約数ペア:

[(1, 15820407), (3, 5273469), (9, 1757823), (19, 832653), (27, 585941), (57, 277551), (171, 92517), (513, 30839)]