71390505

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{10891}}^1$

素因数の和:10941

約数の個数: 32

約数和(自身を含む): 125475840

約数和(自身を除く): 54085335

約数列:

[1, 3, 5, 15, 19, 23, 57, 69, 95, 115, 285, 345, 437, 1311, 2185, 6555, 10891, 32673, 54455, 163365, 206929, 250493, 620787, 751479, 1034645, 1252465, 3103935, 3757395, 4759367, 14278101, 23796835, 71390505]

約数ペア:

[(1, 71390505), (3, 23796835), (5, 14278101), (15, 4759367), (19, 3757395), (23, 3103935), (57, 1252465), (69, 1034645), (95, 751479), (115, 620787), (285, 250493), (345, 206929), (437, 163365), (1311, 54455), (2185, 32673), (6555, 10891)]