205372257

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{1319}}^1$

素因数の和:1453

約数の個数: 32

約数和(自身を含む): 301086720

約数和(自身を除く): 95714463

約数列:

[1, 3, 17, 43, 51, 71, 129, 213, 731, 1207, 1319, 2193, 3053, 3621, 3957, 9159, 22423, 51901, 56717, 67269, 93649, 155703, 170151, 280947, 964189, 1592033, 2892567, 4026907, 4776099, 12080721, 68457419, 205372257]

約数ペア:

[(1, 205372257), (3, 68457419), (17, 12080721), (43, 4776099), (51, 4026907), (71, 2892567), (129, 1592033), (213, 964189), (731, 280947), (1207, 170151), (1319, 155703), (2193, 93649), (3053, 67269), (3621, 56717), (3957, 51901), (9159, 22423)]