81106554

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{5431}}^1$

素因数の和:5586

約数の個数: 32

約数和(自身を含む): 172085760

約数和(自身を除く): 90979206

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 131, 262, 393, 786, 2489, 4978, 5431, 7467, 10862, 14934, 16293, 32586, 103189, 206378, 309567, 619134, 711461, 1422922, 2134383, 4268766, 13517759, 27035518, 40553277, 81106554]

約数ペア:

[(1, 81106554), (2, 40553277), (3, 27035518), (6, 13517759), (19, 4268766), (38, 2134383), (57, 1422922), (114, 711461), (131, 619134), (262, 309567), (393, 206378), (786, 103189), (2489, 32586), (4978, 16293), (5431, 14934), (7467, 10862)]