138668031

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{100703}}^1$

素因数の和:100732

約数の個数: 20

約数和(自身を含む): 219333312

約数和(自身を除く): 80665281

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 100703, 302109, 906327, 1711951, 2718981, 5135853, 8156943, 15407559, 46222677, 138668031]

約数ペア:

[(1, 138668031), (3, 46222677), (9, 15407559), (17, 8156943), (27, 5135853), (51, 2718981), (81, 1711951), (153, 906327), (459, 302109), (1377, 100703)]