64981345

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{6991}}^1$

素因数の和:7033

約数の個数: 24

約数和(自身を含む): 92126592

約数和(自身を除く): 27145247

約数列:

[1, 5, 11, 13, 55, 65, 143, 169, 715, 845, 1859, 6991, 9295, 34955, 76901, 90883, 384505, 454415, 999713, 1181479, 4998565, 5907395, 12996269, 64981345]

約数ペア:

[(1, 64981345), (5, 12996269), (11, 5907395), (13, 4998565), (55, 1181479), (65, 999713), (143, 454415), (169, 384505), (715, 90883), (845, 76901), (1859, 34955), (6991, 9295)]