28333473

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{613}}^1$

素因数の和:725

約数の個数: 32

約数和(自身を含む): 45268992

約数和(自身を除く): 16935519

約数列:

[1, 3, 7, 21, 31, 71, 93, 213, 217, 497, 613, 651, 1491, 1839, 2201, 4291, 6603, 12873, 15407, 19003, 43523, 46221, 57009, 130569, 133021, 304661, 399063, 913983, 1349213, 4047639, 9444491, 28333473]

約数ペア:

[(1, 28333473), (3, 9444491), (7, 4047639), (21, 1349213), (31, 913983), (71, 399063), (93, 304661), (213, 133021), (217, 130569), (497, 57009), (613, 46221), (651, 43523), (1491, 19003), (1839, 15407), (2201, 12873), (4291, 6603)]