128521701

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61819}}^1$

素因数の和:61846

約数の個数: 32

約数和(自身を含む): 237388800

約数和(自身を除く): 108867099

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693, 2079, 61819, 185457, 432733, 556371, 680009, 1298199, 1669113, 2040027, 3894597, 4760063, 6120081, 11683791, 14280189, 18360243, 42840567, 128521701]

約数ペア:

[(1, 128521701), (3, 42840567), (7, 18360243), (9, 14280189), (11, 11683791), (21, 6120081), (27, 4760063), (33, 3894597), (63, 2040027), (77, 1669113), (99, 1298199), (189, 680009), (231, 556371), (297, 432733), (693, 185457), (2079, 61819)]