407291247

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{457117}}^1$

素因数の和:457140

約数の個数: 20

約数和(自身を含む): 663735336

約数和(自身を除く): 256444089

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 457117, 1371351, 4114053, 5028287, 12342159, 15084861, 37026477, 45254583, 135763749, 407291247]

約数ペア:

[(1, 407291247), (3, 135763749), (9, 45254583), (11, 37026477), (27, 15084861), (33, 12342159), (81, 5028287), (99, 4114053), (297, 1371351), (891, 457117)]