16691427

素因数分解:

$3^5\times {\mathrm{149}}^1\times {\mathrm{461}}^1$

素因数の和:625

約数の個数: 24

約数和(自身を含む): 25225200

約数和(自身を除く): 8533773

約数列:

[1, 3, 9, 27, 81, 149, 243, 447, 461, 1341, 1383, 4023, 4149, 12069, 12447, 36207, 37341, 68689, 112023, 206067, 618201, 1854603, 5563809, 16691427]

約数ペア:

[(1, 16691427), (3, 5563809), (9, 1854603), (27, 618201), (81, 206067), (149, 112023), (243, 68689), (447, 37341), (461, 36207), (1341, 12447), (1383, 12069), (4023, 4149)]