201990761

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{40471}}^1$

素因数の和:40532

約数の個数: 16

約数和(自身を含む): 248659968

約数和(自身を除く): 46669207

約数列:

[1, 7, 23, 31, 161, 217, 713, 4991, 40471, 283297, 930833, 1254601, 6515831, 8782207, 28855823, 201990761]

約数ペア:

[(1, 201990761), (7, 28855823), (23, 8782207), (31, 6515831), (161, 1254601), (217, 930833), (713, 283297), (4991, 40471)]