16780887

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1637}}^1$

素因数の和:1727

約数の個数: 24

約数和(自身を含む): 26063856

約数和(自身を除く): 9282969

約数列:

[1, 3, 9, 17, 51, 67, 153, 201, 603, 1139, 1637, 3417, 4911, 10251, 14733, 27829, 83487, 109679, 250461, 329037, 987111, 1864543, 5593629, 16780887]

約数ペア:

[(1, 16780887), (3, 5593629), (9, 1864543), (17, 987111), (51, 329037), (67, 250461), (153, 109679), (201, 83487), (603, 27829), (1139, 14733), (1637, 10251), (3417, 4911)]