2159697

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:137

約数の個数: 24

約数和(自身を含む): 3182976

約数和(自身を除く): 1023279

約数列:

[1, 3, 17, 47, 51, 53, 141, 159, 289, 799, 867, 901, 2397, 2491, 2703, 7473, 13583, 15317, 40749, 42347, 45951, 127041, 719899, 2159697]

約数ペア:

[(1, 2159697), (3, 719899), (17, 127041), (47, 45951), (51, 42347), (53, 40749), (141, 15317), (159, 13583), (289, 7473), (799, 2703), (867, 2491), (901, 2397)]