208037271

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{419}}^1\times {\mathrm{439}}^1$

素因数の和:903

約数の個数: 32

約数和(自身を含む): 310464000

約数和(自身を除く): 102426729

約数列:

[1, 3, 13, 29, 39, 87, 377, 419, 439, 1131, 1257, 1317, 5447, 5707, 12151, 12731, 16341, 17121, 36453, 38193, 157963, 165503, 183941, 473889, 496509, 551823, 2391233, 5334289, 7173699, 16002867, 69345757, 208037271]

約数ペア:

[(1, 208037271), (3, 69345757), (13, 16002867), (29, 7173699), (39, 5334289), (87, 2391233), (377, 551823), (419, 496509), (439, 473889), (1131, 183941), (1257, 165503), (1317, 157963), (5447, 38193), (5707, 36453), (12151, 17121), (12731, 16341)]