27863823

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1213}}^1$

素因数の和:1279

約数の個数: 32

約数和(自身を含む): 43509760

約数和(自身を除く): 15645937

約数列:

[1, 3, 13, 19, 31, 39, 57, 93, 247, 403, 589, 741, 1209, 1213, 1767, 3639, 7657, 15769, 22971, 23047, 37603, 47307, 69141, 112809, 299611, 488839, 714457, 898833, 1466517, 2143371, 9287941, 27863823]

約数ペア:

[(1, 27863823), (3, 9287941), (13, 2143371), (19, 1466517), (31, 898833), (39, 714457), (57, 488839), (93, 299611), (247, 112809), (403, 69141), (589, 47307), (741, 37603), (1209, 23047), (1213, 22971), (1767, 15769), (3639, 7657)]