349503903

素因数分解:

$3^4\times 7^1\times {\mathrm{616409}}^1$

素因数の和:616428

約数の個数: 20

約数和(自身を含む): 596684880

約数和(自身を除く): 247180977

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 616409, 1849227, 4314863, 5547681, 12944589, 16643043, 38833767, 49929129, 116501301, 349503903]

約数ペア:

[(1, 349503903), (3, 116501301), (7, 49929129), (9, 38833767), (21, 16643043), (27, 12944589), (63, 5547681), (81, 4314863), (189, 1849227), (567, 616409)]