208309987

素因数分解:

${\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{1667}}^1$

素因数の和:1866

約数の個数: 16

約数和(自身を含む): 224179200

約数和(自身を除く): 15869213

約数列:

[1, 29, 31, 139, 899, 1667, 4031, 4309, 48343, 51677, 124961, 231713, 1498633, 6719677, 7183103, 208309987]

約数ペア:

[(1, 208309987), (29, 7183103), (31, 6719677), (139, 1498633), (899, 231713), (1667, 124961), (4031, 51677), (4309, 48343)]