174554991

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{21013}}^1$

素因数の和:21103

約数の個数: 24

約数和(自身を含む): 275367456

約数和(自身を除く): 100812465

約数列:

[1, 3, 9, 13, 39, 71, 117, 213, 639, 923, 2769, 8307, 21013, 63039, 189117, 273169, 819507, 1491923, 2458521, 4475769, 13427307, 19394999, 58184997, 174554991]

約数ペア:

[(1, 174554991), (3, 58184997), (9, 19394999), (13, 13427307), (39, 4475769), (71, 2458521), (117, 1491923), (213, 819507), (639, 273169), (923, 189117), (2769, 63039), (8307, 21013)]