889238839

素因数分解:

${\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{439}}^1$

素因数の和:679

約数の個数: 24

約数和(自身を含む): 974737280

約数和(自身を除く): 85498441

約数列:

[1, 17, 43, 163, 289, 439, 731, 2771, 7009, 7463, 12427, 18877, 47107, 71557, 119153, 126871, 320909, 1216469, 2025601, 3076951, 5455453, 20679973, 52308167, 889238839]

約数ペア:

[(1, 889238839), (17, 52308167), (43, 20679973), (163, 5455453), (289, 3076951), (439, 2025601), (731, 1216469), (2771, 320909), (7009, 126871), (7463, 119153), (12427, 71557), (18877, 47107)]