291230433

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{191473}}^1$

素因数の和:191505

約数の個数: 18

約数和(自身を含む): 455516646

約数和(自身を除く): 164286213

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 191473, 574419, 1723257, 2489149, 7467447, 22402341, 32358937, 97076811, 291230433]

約数ペア:

[(1, 291230433), (3, 97076811), (9, 32358937), (13, 22402341), (39, 7467447), (117, 2489149), (169, 1723257), (507, 574419), (1521, 191473)]