211869

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1$

素因数の和:94

約数の個数: 32

約数和(自身を含む): 384000

約数和(自身を除く): 172131

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 59, 63, 133, 171, 177, 189, 399, 413, 513, 531, 1121, 1197, 1239, 1593, 3363, 3591, 3717, 7847, 10089, 11151, 23541, 30267, 70623, 211869]

約数ペア:

[(1, 211869), (3, 70623), (7, 30267), (9, 23541), (19, 11151), (21, 10089), (27, 7847), (57, 3717), (59, 3591), (63, 3363), (133, 1593), (171, 1239), (177, 1197), (189, 1121), (399, 531), (413, 513)]