1317951

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{307}}^1$

素因数の和:372

約数の個数: 20

約数和(自身を含む): 2012472

約数和(自身を除く): 694521

約数列:

[1, 3, 9, 27, 53, 81, 159, 307, 477, 921, 1431, 2763, 4293, 8289, 16271, 24867, 48813, 146439, 439317, 1317951]

約数ペア:

[(1, 1317951), (3, 439317), (9, 146439), (27, 48813), (53, 24867), (81, 16271), (159, 8289), (307, 4293), (477, 2763), (921, 1431)]