28808351

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{461}}^1$

素因数の和:527

約数の個数: 32

約数和(自身を含む): 37255680

約数和(自身を除く): 8447329

約数列:

[1, 11, 13, 19, 23, 143, 209, 247, 253, 299, 437, 461, 2717, 3289, 4807, 5071, 5681, 5993, 8759, 10603, 62491, 65923, 96349, 113867, 116633, 137839, 201457, 1252537, 1516229, 2216027, 2618941, 28808351]

約数ペア:

[(1, 28808351), (11, 2618941), (13, 2216027), (19, 1516229), (23, 1252537), (143, 201457), (209, 137839), (247, 116633), (253, 113867), (299, 96349), (437, 65923), (461, 62491), (2717, 10603), (3289, 8759), (4807, 5993), (5071, 5681)]