28565516

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{19249}}^1$

素因数の和:19313

約数の個数: 24

約数和(自身を含む): 58212000

約数和(自身を除く): 29646484

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1484, 19249, 38498, 76996, 134743, 269486, 538972, 1020197, 2040394, 4080788, 7141379, 14282758, 28565516]

約数ペア:

[(1, 28565516), (2, 14282758), (4, 7141379), (7, 4080788), (14, 2040394), (28, 1020197), (53, 538972), (106, 269486), (212, 134743), (371, 76996), (742, 38498), (1484, 19249)]