216917554

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{3527}}^1$

素因数の和:3750

約数の個数: 32

約数和(自身を含む): 390168576

約数和(自身を除く): 173251022

約数列:

[1, 2, 7, 14, 23, 46, 161, 191, 322, 382, 1337, 2674, 3527, 4393, 7054, 8786, 24689, 30751, 49378, 61502, 81121, 162242, 567847, 673657, 1135694, 1347314, 4715599, 9431198, 15494111, 30988222, 108458777, 216917554]

約数ペア:

[(1, 216917554), (2, 108458777), (7, 30988222), (14, 15494111), (23, 9431198), (46, 4715599), (161, 1347314), (191, 1135694), (322, 673657), (382, 567847), (1337, 162242), (2674, 81121), (3527, 61502), (4393, 49378), (7054, 30751), (8786, 24689)]