64966617

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{11971}}^1$

素因数の和:12050

約数の個数: 20

約数和(自身を含む): 98505616

約数和(自身を除く): 33538999

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 1809, 5427, 11971, 35913, 107739, 323217, 802057, 969651, 2406171, 7218513, 21655539, 64966617]

約数ペア:

[(1, 64966617), (3, 21655539), (9, 7218513), (27, 2406171), (67, 969651), (81, 802057), (201, 323217), (603, 107739), (1809, 35913), (5427, 11971)]