71326521

素因数分解:

$3^3\times 7^1\times {\mathrm{107}}^1\times {\mathrm{3527}}^1$

素因数の和:3650

約数の個数: 32

約数和(自身を含む): 121927680

約数和(自身を除く): 50601159

約数列:

[1, 3, 7, 9, 21, 27, 63, 107, 189, 321, 749, 963, 2247, 2889, 3527, 6741, 10581, 20223, 24689, 31743, 74067, 95229, 222201, 377389, 666603, 1132167, 2641723, 3396501, 7925169, 10189503, 23775507, 71326521]

約数ペア:

[(1, 71326521), (3, 23775507), (7, 10189503), (9, 7925169), (21, 3396501), (27, 2641723), (63, 1132167), (107, 666603), (189, 377389), (321, 222201), (749, 95229), (963, 74067), (2247, 31743), (2889, 24689), (3527, 20223), (6741, 10581)]