129648169

素因数分解:

$7^3\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:278

約数の個数: 32

約数和(自身を含む): 158976000

約数和(自身を除く): 29327831

約数列:

[1, 7, 31, 49, 89, 137, 217, 343, 623, 959, 1519, 2759, 4247, 4361, 6713, 10633, 12193, 19313, 29729, 30527, 46991, 85351, 135191, 208103, 377983, 597457, 946337, 1456721, 2645881, 4182199, 18521167, 129648169]

約数ペア:

[(1, 129648169), (7, 18521167), (31, 4182199), (49, 2645881), (89, 1456721), (137, 946337), (217, 597457), (343, 377983), (623, 208103), (959, 135191), (1519, 85351), (2759, 46991), (4247, 30527), (4361, 29729), (6713, 19313), (10633, 12193)]