239877207

素因数分解:

$3^5\times {\mathrm{487}}^1\times {\mathrm{2027}}^1$

素因数の和:2529

約数の個数: 24

約数和(自身を含む): 360237696

約数和(自身を除く): 120360489

約数列:

[1, 3, 9, 27, 81, 243, 487, 1461, 2027, 4383, 6081, 13149, 18243, 39447, 54729, 118341, 164187, 492561, 987149, 2961447, 8884341, 26653023, 79959069, 239877207]

約数ペア:

[(1, 239877207), (3, 79959069), (9, 26653023), (27, 8884341), (81, 2961447), (243, 987149), (487, 492561), (1461, 164187), (2027, 118341), (4383, 54729), (6081, 39447), (13149, 18243)]