31231486

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{109201}}^1$

素因数の和:109227

約数の個数: 16

約数和(自身を含む): 55037808

約数和(自身を除く): 23806322

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 109201, 218402, 1201211, 1419613, 2402422, 2839226, 15615743, 31231486]

約数ペア:

[(1, 31231486), (2, 15615743), (11, 2839226), (13, 2402422), (22, 1419613), (26, 1201211), (143, 218402), (286, 109201)]