81348426

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^1\times {\mathrm{61909}}^1$

素因数の和:61990

約数の個数: 24

約数和(自身を含む): 178672260

約数和(自身を除く): 97323834

約数列:

[1, 2, 3, 6, 9, 18, 73, 146, 219, 438, 657, 1314, 61909, 123818, 185727, 371454, 557181, 1114362, 4519357, 9038714, 13558071, 27116142, 40674213, 81348426]

約数ペア:

[(1, 81348426), (2, 40674213), (3, 27116142), (6, 13558071), (9, 9038714), (18, 4519357), (73, 1114362), (146, 557181), (219, 371454), (438, 185727), (657, 123818), (1314, 61909)]