213978028

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{103471}}^1$

素因数の和:103533

約数の個数: 24

約数和(自身を含む): 417199104

約数和(自身を除く): 203221076

約数列:

[1, 2, 4, 11, 22, 44, 47, 94, 188, 517, 1034, 2068, 103471, 206942, 413884, 1138181, 2276362, 4552724, 4863137, 9726274, 19452548, 53494507, 106989014, 213978028]

約数ペア:

[(1, 213978028), (2, 106989014), (4, 53494507), (11, 19452548), (22, 9726274), (44, 4863137), (47, 4552724), (94, 2276362), (188, 1138181), (517, 413884), (1034, 206942), (2068, 103471)]