16252173

素因数分解:

$3^2\times 7^2\times {\mathrm{137}}^1\times {\mathrm{269}}^1$

素因数の和:426

約数の個数: 36

約数和(自身を含む): 27609660

約数和(自身を除く): 11357487

約数列:

[1, 3, 7, 9, 21, 49, 63, 137, 147, 269, 411, 441, 807, 959, 1233, 1883, 2421, 2877, 5649, 6713, 8631, 13181, 16947, 20139, 36853, 39543, 60417, 110559, 118629, 257971, 331677, 773913, 1805797, 2321739, 5417391, 16252173]

約数ペア:

[(1, 16252173), (3, 5417391), (7, 2321739), (9, 1805797), (21, 773913), (49, 331677), (63, 257971), (137, 118629), (147, 110559), (269, 60417), (411, 39543), (441, 36853), (807, 20139), (959, 16947), (1233, 13181), (1883, 8631), (2421, 6713), (2877, 5649)]