78384591

素因数分解:

$3^4\times {\mathrm{239}}^1\times {\mathrm{4049}}^1$

素因数の和:4300

約数の個数: 20

約数和(自身を含む): 117612000

約数和(自身を除く): 39227409

約数列:

[1, 3, 9, 27, 81, 239, 717, 2151, 4049, 6453, 12147, 19359, 36441, 109323, 327969, 967711, 2903133, 8709399, 26128197, 78384591]

約数ペア:

[(1, 78384591), (3, 26128197), (9, 8709399), (27, 2903133), (81, 967711), (239, 327969), (717, 109323), (2151, 36441), (4049, 19359), (6453, 12147)]