31175690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{34259}}^1$

素因数の和:34286

約数の個数: 32

約数和(自身を含む): 69068160

約数和(自身を除く): 37892470

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 34259, 68518, 171295, 239813, 342590, 445367, 479626, 890734, 1199065, 2226835, 2398130, 3117569, 4453670, 6235138, 15587845, 31175690]

約数ペア:

[(1, 31175690), (2, 15587845), (5, 6235138), (7, 4453670), (10, 3117569), (13, 2398130), (14, 2226835), (26, 1199065), (35, 890734), (65, 479626), (70, 445367), (91, 342590), (130, 239813), (182, 171295), (455, 68518), (910, 34259)]