78766239

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:315

約数の個数: 32

約数和(自身を含む): 111513600

約数和(自身を除く): 32747361

約数列:

[1, 3, 43, 59, 79, 129, 131, 177, 237, 393, 2537, 3397, 4661, 5633, 7611, 7729, 10191, 10349, 13983, 16899, 23187, 31047, 200423, 332347, 445007, 601269, 610591, 997041, 1335021, 1831773, 26255413, 78766239]

約数ペア:

[(1, 78766239), (3, 26255413), (43, 1831773), (59, 1335021), (79, 997041), (129, 610591), (131, 601269), (177, 445007), (237, 332347), (393, 200423), (2537, 31047), (3397, 23187), (4661, 16899), (5633, 13983), (7611, 10349), (7729, 10191)]