403221

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{211}}^1$

素因数の和:241

約数の個数: 24

約数和(自身を含む): 676704

約数和(自身を除く): 273483

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 211, 273, 633, 637, 1477, 1911, 2743, 4431, 8229, 10339, 19201, 31017, 57603, 134407, 403221]

約数ペア:

[(1, 403221), (3, 134407), (7, 57603), (13, 31017), (21, 19201), (39, 10339), (49, 8229), (91, 4431), (147, 2743), (211, 1911), (273, 1477), (633, 637)]