25551409

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:181

約数の個数: 32

約数和(自身を含む): 30965760

約数和(自身を除く): 5414351

約数列:

[1, 13, 19, 31, 47, 71, 247, 403, 589, 611, 893, 923, 1349, 1457, 2201, 3337, 7657, 11609, 17537, 18941, 27683, 28613, 41819, 43381, 63403, 103447, 359879, 543647, 824239, 1344811, 1965493, 25551409]

約数ペア:

[(1, 25551409), (13, 1965493), (19, 1344811), (31, 824239), (47, 543647), (71, 359879), (247, 103447), (403, 63403), (589, 43381), (611, 41819), (893, 28613), (923, 27683), (1349, 18941), (1457, 17537), (2201, 11609), (3337, 7657)]