28472203

素因数分解:

${\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{401}}^1$

素因数の和:558

約数の個数: 16

約数和(自身を含む): 31163040

約数和(自身を除く): 2690837

約数列:

[1, 19, 37, 101, 401, 703, 1919, 3737, 7619, 14837, 40501, 71003, 281903, 769519, 1498537, 28472203]

約数ペア:

[(1, 28472203), (19, 1498537), (37, 769519), (101, 281903), (401, 71003), (703, 40501), (1919, 14837), (3737, 7619)]