27884857

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{313}}^1$

素因数の和:433

約数の個数: 32

約数和(自身を含む): 37981440

約数和(自身を除く): 10096583

約数列:

[1, 7, 11, 13, 77, 89, 91, 143, 313, 623, 979, 1001, 1157, 2191, 3443, 4069, 6853, 8099, 12727, 24101, 27857, 28483, 44759, 89089, 194999, 306427, 313313, 362141, 2144989, 2534987, 3983551, 27884857]

約数ペア:

[(1, 27884857), (7, 3983551), (11, 2534987), (13, 2144989), (77, 362141), (89, 313313), (91, 306427), (143, 194999), (313, 89089), (623, 44759), (979, 28483), (1001, 27857), (1157, 24101), (2191, 12727), (3443, 8099), (4069, 6853)]