4147947

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{191}}^1$

素因数の和:343

約数の個数: 24

約数和(自身を含む): 6389760

約数和(自身を除く): 2241813

約数列:

[1, 3, 9, 19, 57, 127, 171, 191, 381, 573, 1143, 1719, 2413, 3629, 7239, 10887, 21717, 24257, 32661, 72771, 218313, 460883, 1382649, 4147947]

約数ペア:

[(1, 4147947), (3, 1382649), (9, 460883), (19, 218313), (57, 72771), (127, 32661), (171, 24257), (191, 21717), (381, 10887), (573, 7239), (1143, 3629), (1719, 2413)]