219335823

素因数分解:

$3^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{17321}}^1$

素因数の和:17404

約数の個数: 32

約数和(自身を含む): 376926720

約数和(自身を除く): 157590897

約数列:

[1, 3, 7, 9, 21, 27, 63, 67, 189, 201, 469, 603, 1407, 1809, 4221, 12663, 17321, 51963, 121247, 155889, 363741, 467667, 1091223, 1160507, 3273669, 3481521, 8123549, 10444563, 24370647, 31333689, 73111941, 219335823]

約数ペア:

[(1, 219335823), (3, 73111941), (7, 31333689), (9, 24370647), (21, 10444563), (27, 8123549), (63, 3481521), (67, 3273669), (189, 1160507), (201, 1091223), (469, 467667), (603, 363741), (1407, 155889), (1809, 121247), (4221, 51963), (12663, 17321)]