15872841

素因数分解:

$3^4\times {\mathrm{127}}^1\times {\mathrm{1543}}^1$

素因数の和:1682

約数の個数: 20

約数和(自身を含む): 23913472

約数和(自身を除く): 8040631

約数列:

[1, 3, 9, 27, 81, 127, 381, 1143, 1543, 3429, 4629, 10287, 13887, 41661, 124983, 195961, 587883, 1763649, 5290947, 15872841]

約数ペア:

[(1, 15872841), (3, 5290947), (9, 1763649), (27, 587883), (81, 195961), (127, 124983), (381, 41661), (1143, 13887), (1543, 10287), (3429, 4629)]