138478082

素因数分解:

$2^1\times {\mathrm{53}}^2\times {\mathrm{157}}^2$

素因数の和:422

約数の個数: 18

約数和(自身を含む): 213067323

約数和(自身を除く): 74589241

約数列:

[1, 2, 53, 106, 157, 314, 2809, 5618, 8321, 16642, 24649, 49298, 441013, 882026, 1306397, 2612794, 69239041, 138478082]

約数ペア:

[(1, 138478082), (2, 69239041), (53, 2612794), (106, 1306397), (157, 882026), (314, 441013), (2809, 49298), (5618, 24649), (8321, 16642)]