53971353

素因数分解:

$3^4\times {\mathrm{269}}^1\times {\mathrm{2477}}^1$

素因数の和:2758

約数の個数: 20

約数和(自身を含む): 80956260

約数和(自身を除く): 26984907

約数列:

[1, 3, 9, 27, 81, 269, 807, 2421, 2477, 7263, 7431, 21789, 22293, 66879, 200637, 666313, 1998939, 5996817, 17990451, 53971353]

約数ペア:

[(1, 53971353), (3, 17990451), (9, 5996817), (27, 1998939), (81, 666313), (269, 200637), (807, 66879), (2421, 22293), (2477, 21789), (7263, 7431)]