2149507654

素因数分解:

$2^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1\times {\mathrm{7639}}^1$

素因数の和:7948

約数の個数: 32

約数和(自身を含む): 3740544000

約数和(自身を除く): 1591036346

約数列:

[1, 2, 7, 14, 101, 199, 202, 398, 707, 1393, 1414, 2786, 7639, 15278, 20099, 40198, 53473, 106946, 140693, 281386, 771539, 1520161, 1543078, 3040322, 5400773, 10641127, 10801546, 21282254, 153536261, 307072522, 1074753827, 2149507654]

約数ペア:

[(1, 2149507654), (2, 1074753827), (7, 307072522), (14, 153536261), (101, 21282254), (199, 10801546), (202, 10641127), (398, 5400773), (707, 3040322), (1393, 1543078), (1414, 1520161), (2786, 771539), (7639, 281386), (15278, 140693), (20099, 106946), (40198, 53473)]