71705979

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{16703}}^1$

素因数の和:16768

約数の個数: 20

約数和(自身を含む): 109143936

約数和(自身を除く): 37437957

約数列:

[1, 3, 9, 27, 53, 81, 159, 477, 1431, 4293, 16703, 50109, 150327, 450981, 885259, 1352943, 2655777, 7967331, 23901993, 71705979]

約数ペア:

[(1, 71705979), (3, 23901993), (9, 7967331), (27, 2655777), (53, 1352943), (81, 885259), (159, 450981), (477, 150327), (1431, 50109), (4293, 16703)]