205327265

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{1361}}^1$

素因数の和:1601

約数の個数: 32

約数和(自身を含む): 291053952

約数和(自身を除く): 85726687

約数列:

[1, 5, 11, 13, 55, 65, 143, 211, 715, 1055, 1361, 2321, 2743, 6805, 11605, 13715, 14971, 17693, 30173, 74855, 88465, 150865, 194623, 287171, 973115, 1435855, 3158881, 3733223, 15794405, 18666115, 41065453, 205327265]

約数ペア:

[(1, 205327265), (5, 41065453), (11, 18666115), (13, 15794405), (55, 3733223), (65, 3158881), (143, 1435855), (211, 973115), (715, 287171), (1055, 194623), (1361, 150865), (2321, 88465), (2743, 74855), (6805, 30173), (11605, 17693), (13715, 14971)]