179963991

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{6619}}^1$

素因数の和:6700

約数の個数: 32

約数和(自身を含む): 285984000

約数和(自身を除く): 106020009

約数列:

[1, 3, 9, 19, 27, 53, 57, 159, 171, 477, 513, 1007, 1431, 3021, 6619, 9063, 19857, 27189, 59571, 125761, 178713, 350807, 377283, 1052421, 1131849, 3157263, 3395547, 6665333, 9471789, 19995999, 59987997, 179963991]

約数ペア:

[(1, 179963991), (3, 59987997), (9, 19995999), (19, 9471789), (27, 6665333), (53, 3395547), (57, 3157263), (159, 1131849), (171, 1052421), (477, 377283), (513, 350807), (1007, 178713), (1431, 125761), (3021, 59571), (6619, 27189), (9063, 19857)]