15511781649

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{361909}}^1$

素因数の和:362089

約数の個数: 32

約数和(自身を含む): 25617437440

約数和(自身を除く): 10105655791

約数列:

[1, 3, 7, 13, 21, 39, 91, 157, 273, 471, 1099, 2041, 3297, 6123, 14287, 42861, 361909, 1085727, 2533363, 4704817, 7600089, 14114451, 32933719, 56819713, 98801157, 170459139, 397737991, 738656269, 1193213973, 2215968807, 5170593883, 15511781649]

約数ペア:

[(1, 15511781649), (3, 5170593883), (7, 2215968807), (13, 1193213973), (21, 738656269), (39, 397737991), (91, 170459139), (157, 98801157), (273, 56819713), (471, 32933719), (1099, 14114451), (2041, 7600089), (3297, 4704817), (6123, 2533363), (14287, 1085727), (42861, 361909)]