213564237

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{467}}^1$

素因数の和:673

約数の個数: 32

約数和(自身を含む): 307307520

約数和(自身を除く): 93743283

約数列:

[1, 3, 19, 57, 71, 113, 213, 339, 467, 1349, 1401, 2147, 4047, 6441, 8023, 8873, 24069, 26619, 33157, 52771, 99471, 152437, 158313, 457311, 629983, 1002649, 1889949, 3007947, 3746741, 11240223, 71188079, 213564237]

約数ペア:

[(1, 213564237), (3, 71188079), (19, 11240223), (57, 3746741), (71, 3007947), (113, 1889949), (213, 1002649), (339, 629983), (467, 457311), (1349, 158313), (1401, 152437), (2147, 99471), (4047, 52771), (6441, 33157), (8023, 26619), (8873, 24069)]