7404471

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:140

約数の個数: 36

約数和(自身を含む): 11768328

約数和(自身を除く): 4363857

約数列:

[1, 3, 9, 19, 43, 53, 57, 129, 159, 171, 361, 387, 477, 817, 1007, 1083, 2279, 2451, 3021, 3249, 6837, 7353, 9063, 15523, 19133, 20511, 43301, 46569, 57399, 129903, 139707, 172197, 389709, 822719, 2468157, 7404471]

約数ペア:

[(1, 7404471), (3, 2468157), (9, 822719), (19, 389709), (43, 172197), (53, 139707), (57, 129903), (129, 57399), (159, 46569), (171, 43301), (361, 20511), (387, 19133), (477, 15523), (817, 9063), (1007, 7353), (1083, 6837), (2279, 3249), (2451, 3021)]