225981

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1$

素因数の和:241

約数の個数: 24

約数和(自身を含む): 396864

約数和(自身を除く): 170883

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 211, 357, 633, 1071, 1477, 1899, 3587, 4431, 10761, 13293, 25109, 32283, 75327, 225981]

約数ペア:

[(1, 225981), (3, 75327), (7, 32283), (9, 25109), (17, 13293), (21, 10761), (51, 4431), (63, 3587), (119, 1899), (153, 1477), (211, 1071), (357, 633)]