201780865

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{1171}}^1$

素因数の和:1441

約数の個数: 32

約数和(自身を含む): 285892992

約数和(自身を除く): 84112127

約数列:

[1, 5, 11, 13, 55, 65, 143, 241, 715, 1171, 1205, 2651, 3133, 5855, 12881, 13255, 15223, 15665, 34463, 64405, 76115, 167453, 172315, 282211, 837265, 1411055, 3104321, 3668743, 15521605, 18343715, 40356173, 201780865]

約数ペア:

[(1, 201780865), (5, 40356173), (11, 18343715), (13, 15521605), (55, 3668743), (65, 3104321), (143, 1411055), (241, 837265), (715, 282211), (1171, 172315), (1205, 167453), (2651, 76115), (3133, 64405), (5855, 34463), (12881, 15665), (13255, 15223)]