75378681

素因数分解:

$3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6997}}^1$

素因数の和:7035

約数の個数: 40

約数和(自身を含む): 135481280

約数和(自身を除く): 60102599

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 133, 171, 189, 399, 513, 567, 1197, 1539, 3591, 6997, 10773, 20991, 48979, 62973, 132943, 146937, 188919, 398829, 440811, 566757, 930601, 1196487, 1322433, 2791803, 3589461, 3967299, 8375409, 10768383, 25126227, 75378681]

約数ペア:

[(1, 75378681), (3, 25126227), (7, 10768383), (9, 8375409), (19, 3967299), (21, 3589461), (27, 2791803), (57, 1322433), (63, 1196487), (81, 930601), (133, 566757), (171, 440811), (189, 398829), (399, 188919), (513, 146937), (567, 132943), (1197, 62973), (1539, 48979), (3591, 20991), (6997, 10773)]