17209647

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21013}}^1$

素因数の和:21039

約数の個数: 24

約数和(自身を含む): 30596384

約数和(自身を除く): 13386737

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 21013, 63039, 147091, 189117, 273169, 441273, 819507, 1323819, 1912183, 2458521, 5736549, 17209647]

約数ペア:

[(1, 17209647), (3, 5736549), (7, 2458521), (9, 1912183), (13, 1323819), (21, 819507), (39, 441273), (63, 273169), (91, 189117), (117, 147091), (273, 63039), (819, 21013)]