86820591

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{461}}^1$

素因数の和:927

約数の個数: 32

約数和(自身を含む): 136604160

約数和(自身を除く): 49783569

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 439, 461, 1317, 1383, 4829, 5071, 5707, 5993, 14487, 15213, 17121, 17979, 62777, 65923, 188331, 197769, 202379, 607137, 2226169, 2630927, 6678507, 7892781, 28940197, 86820591]

約数ペア:

[(1, 86820591), (3, 28940197), (11, 7892781), (13, 6678507), (33, 2630927), (39, 2226169), (143, 607137), (429, 202379), (439, 197769), (461, 188331), (1317, 65923), (1383, 62777), (4829, 17979), (5071, 17121), (5707, 15213), (5993, 14487)]