71164431

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{967}}^1$

素因数の和:1040

約数の個数: 48

約数和(自身を含む): 120504384

約数和(自身を除く): 49339953

約数列:

[1, 3, 9, 13, 17, 37, 39, 51, 111, 117, 153, 221, 333, 481, 629, 663, 967, 1443, 1887, 1989, 2901, 4329, 5661, 8177, 8703, 12571, 16439, 24531, 35779, 37713, 49317, 73593, 107337, 113139, 147951, 213707, 322011, 465127, 608243, 641121, 1395381, 1824729, 1923363, 4186143, 5474187, 7907159, 23721477, 71164431]

約数ペア:

[(1, 71164431), (3, 23721477), (9, 7907159), (13, 5474187), (17, 4186143), (37, 1923363), (39, 1824729), (51, 1395381), (111, 641121), (117, 608243), (153, 465127), (221, 322011), (333, 213707), (481, 147951), (629, 113139), (663, 107337), (967, 73593), (1443, 49317), (1887, 37713), (1989, 35779), (2901, 24531), (4329, 16439), (5661, 12571), (8177, 8703)]