81445978

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{8117}}^1$

素因数の和:8321

約数の個数: 16

約数和(自身を含む): 127127880

約数和(自身を除く): 45681902

約数列:

[1, 2, 29, 58, 173, 346, 5017, 8117, 10034, 16234, 235393, 470786, 1404241, 2808482, 40722989, 81445978]

約数ペア:

[(1, 81445978), (2, 40722989), (29, 2808482), (58, 1404241), (173, 470786), (346, 235393), (5017, 16234), (8117, 10034)]