18701277

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1249}}^1$

素因数の和:1313

約数の個数: 32

約数和(自身を含む): 30720000

約数和(自身を除く): 12018723

約数列:

[1, 3, 7, 21, 23, 31, 69, 93, 161, 217, 483, 651, 713, 1249, 2139, 3747, 4991, 8743, 14973, 26229, 28727, 38719, 86181, 116157, 201089, 271033, 603267, 813099, 890537, 2671611, 6233759, 18701277]

約数ペア:

[(1, 18701277), (3, 6233759), (7, 2671611), (21, 890537), (23, 813099), (31, 603267), (69, 271033), (93, 201089), (161, 116157), (217, 86181), (483, 38719), (651, 28727), (713, 26229), (1249, 14973), (2139, 8743), (3747, 4991)]