199957791

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{15497}}^1$

素因数の和:15551

約数の個数: 32

約数和(自身を含む): 321366528

約数和(自身を除く): 121408737

約数列:

[1, 3, 11, 17, 23, 33, 51, 69, 187, 253, 391, 561, 759, 1173, 4301, 12903, 15497, 46491, 170467, 263449, 356431, 511401, 790347, 1069293, 2897939, 3920741, 6059327, 8693817, 11762223, 18177981, 66652597, 199957791]

約数ペア:

[(1, 199957791), (3, 66652597), (11, 18177981), (17, 11762223), (23, 8693817), (33, 6059327), (51, 3920741), (69, 2897939), (187, 1069293), (253, 790347), (391, 511401), (561, 356431), (759, 263449), (1173, 170467), (4301, 46491), (12903, 15497)]