251989083

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{293}}^1\times {\mathrm{601}}^1$

素因数の和:956

約数の個数: 32

約数和(自身を含む): 382294080

約数和(自身を除く): 130304997

約数列:

[1, 3, 9, 27, 53, 159, 293, 477, 601, 879, 1431, 1803, 2637, 5409, 7911, 15529, 16227, 31853, 46587, 95559, 139761, 176093, 286677, 419283, 528279, 860031, 1584837, 4754511, 9332929, 27998787, 83996361, 251989083]

約数ペア:

[(1, 251989083), (3, 83996361), (9, 27998787), (27, 9332929), (53, 4754511), (159, 1584837), (293, 860031), (477, 528279), (601, 419283), (879, 286677), (1431, 176093), (1803, 139761), (2637, 95559), (5409, 46587), (7911, 31853), (15529, 16227)]