204687

素因数分解:

$3^4\times 7^1\times {\mathrm{19}}^2$

素因数の和:57

約数の個数: 30

約数和(自身を含む): 368808

約数和(自身を除く): 164121

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 133, 171, 189, 361, 399, 513, 567, 1083, 1197, 1539, 2527, 3249, 3591, 7581, 9747, 10773, 22743, 29241, 68229, 204687]

約数ペア:

[(1, 204687), (3, 68229), (7, 29241), (9, 22743), (19, 10773), (21, 9747), (27, 7581), (57, 3591), (63, 3249), (81, 2527), (133, 1539), (171, 1197), (189, 1083), (361, 567), (399, 513)]