2489463

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{307}}^1$

素因数の和:383

約数の個数: 24

約数和(自身を含む): 3891888

約数和(自身を除く): 1402425

約数列:

[1, 3, 9, 17, 51, 53, 153, 159, 307, 477, 901, 921, 2703, 2763, 5219, 8109, 15657, 16271, 46971, 48813, 146439, 276607, 829821, 2489463]

約数ペア:

[(1, 2489463), (3, 829821), (9, 276607), (17, 146439), (51, 48813), (53, 46971), (153, 16271), (159, 15657), (307, 8109), (477, 5219), (901, 2763), (921, 2703)]