15721994398

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{281}}^1\times {\mathrm{5639}}^1$

素因数の和:5985

約数の個数: 48

約数和(自身を含む): 26653263840

約数和(自身を除く): 10931269442

約数列:

[1, 2, 11, 22, 41, 82, 121, 242, 281, 451, 562, 902, 3091, 4961, 5639, 6182, 9922, 11278, 11521, 23042, 34001, 62029, 68002, 124058, 126731, 231199, 253462, 462398, 682319, 1364638, 1394041, 1584559, 2543189, 2788082, 3169118, 5086378, 17430149, 27975079, 34860298, 55950158, 64966919, 129933838, 191731639, 383463278, 714636109, 1429272218, 7860997199, 15721994398]

約数ペア:

[(1, 15721994398), (2, 7860997199), (11, 1429272218), (22, 714636109), (41, 383463278), (82, 191731639), (121, 129933838), (242, 64966919), (281, 55950158), (451, 34860298), (562, 27975079), (902, 17430149), (3091, 5086378), (4961, 3169118), (5639, 2788082), (6182, 2543189), (9922, 1584559), (11278, 1394041), (11521, 1364638), (23042, 682319), (34001, 462398), (62029, 253462), (68002, 231199), (124058, 126731)]