408049947

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{3169}}^1$

素因数の和:3448

約数の個数: 32

約数和(自身を含む): 639072000

約数和(自身を除く): 231022053

約数列:

[1, 3, 9, 19, 27, 57, 171, 251, 513, 753, 2259, 3169, 4769, 6777, 9507, 14307, 28521, 42921, 60211, 85563, 128763, 180633, 541899, 795419, 1625697, 2386257, 7158771, 15112961, 21476313, 45338883, 136016649, 408049947]

約数ペア:

[(1, 408049947), (3, 136016649), (9, 45338883), (19, 21476313), (27, 15112961), (57, 7158771), (171, 2386257), (251, 1625697), (513, 795419), (753, 541899), (2259, 180633), (3169, 128763), (4769, 85563), (6777, 60211), (9507, 42921), (14307, 28521)]