81454516

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{142403}}^1$

素因数の和:142431

約数の個数: 24

約数和(自身を含む): 167467104

約数和(自身を除く): 86012588

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 142403, 284806, 569612, 1566433, 1851239, 3132866, 3702478, 6265732, 7404956, 20363629, 40727258, 81454516]

約数ペア:

[(1, 81454516), (2, 40727258), (4, 20363629), (11, 7404956), (13, 6265732), (22, 3702478), (26, 3132866), (44, 1851239), (52, 1566433), (143, 569612), (286, 284806), (572, 142403)]