217254367

素因数分解:

${\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:315

約数の個数: 32

約数和(自身を含む): 253108800

約数和(自身を除く): 35854433

約数列:

[1, 11, 41, 53, 61, 149, 451, 583, 671, 1639, 2173, 2501, 3233, 6109, 7897, 9089, 23903, 27511, 35563, 67199, 86867, 99979, 132553, 323777, 372649, 481717, 1458083, 3561547, 4099139, 5298887, 19750397, 217254367]

約数ペア:

[(1, 217254367), (11, 19750397), (41, 5298887), (53, 4099139), (61, 3561547), (149, 1458083), (451, 481717), (583, 372649), (671, 323777), (1639, 132553), (2173, 99979), (2501, 86867), (3233, 67199), (6109, 35563), (7897, 27511), (9089, 23903)]