75777681

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{1061}}^1$

素因数の和:1269

約数の個数: 32

約数和(自身を含む): 122342400

約数和(自身を除く): 46564719

約数列:

[1, 3, 7, 19, 21, 57, 133, 179, 399, 537, 1061, 1253, 3183, 3401, 3759, 7427, 10203, 20159, 22281, 23807, 60477, 71421, 141113, 189919, 423339, 569757, 1329433, 3608461, 3988299, 10825383, 25259227, 75777681]

約数ペア:

[(1, 75777681), (3, 25259227), (7, 10825383), (19, 3988299), (21, 3608461), (57, 1329433), (133, 569757), (179, 423339), (399, 189919), (537, 141113), (1061, 71421), (1253, 60477), (3183, 23807), (3401, 22281), (3759, 20159), (7427, 10203)]