201649745

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{163}}^1\times {\mathrm{271}}^1$

素因数の和:533

約数の個数: 32

約数和(自身を含む): 269789184

約数和(自身を除く): 68139439

約数列:

[1, 5, 11, 55, 83, 163, 271, 415, 815, 913, 1355, 1793, 2981, 4565, 8965, 13529, 14905, 22493, 44173, 67645, 112465, 148819, 220865, 247423, 485903, 744095, 1237115, 2429515, 3666359, 18331795, 40329949, 201649745]

約数ペア:

[(1, 201649745), (5, 40329949), (11, 18331795), (55, 3666359), (83, 2429515), (163, 1237115), (271, 744095), (415, 485903), (815, 247423), (913, 220865), (1355, 148819), (1793, 112465), (2981, 67645), (4565, 44173), (8965, 22493), (13529, 14905)]