393103683

素因数分解:

$3^2\times 7^1\times {\mathrm{1061}}^1\times {\mathrm{5881}}^1$

素因数の和:6955

約数の個数: 24

約数和(自身を含む): 649655136

約数和(自身を除く): 256551453

約数列:

[1, 3, 7, 9, 21, 63, 1061, 3183, 5881, 7427, 9549, 17643, 22281, 41167, 52929, 66843, 123501, 370503, 6239741, 18719223, 43678187, 56157669, 131034561, 393103683]

約数ペア:

[(1, 393103683), (3, 131034561), (7, 56157669), (9, 43678187), (21, 18719223), (63, 6239741), (1061, 370503), (3183, 123501), (5881, 66843), (7427, 52929), (9549, 41167), (17643, 22281)]