28727083

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{239}}^1$

素因数の和:487

約数の個数: 24

約数和(自身を含む): 36771840

約数和(自身を除く): 8044757

約数列:

[1, 7, 11, 49, 77, 223, 239, 539, 1561, 1673, 2453, 2629, 10927, 11711, 17171, 18403, 53297, 120197, 128821, 373079, 586267, 2611553, 4103869, 28727083]

約数ペア:

[(1, 28727083), (7, 4103869), (11, 2611553), (49, 586267), (77, 373079), (223, 128821), (239, 120197), (539, 53297), (1561, 18403), (1673, 17171), (2453, 11711), (2629, 10927)]