168591213

素因数分解:

$3^5\times 7^2\times {\mathrm{14159}}^1$

素因数の和:14188

約数の個数: 36

約数和(自身を含む): 293791680

約数和(自身を除く): 125200467

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 441, 567, 1323, 1701, 3969, 11907, 14159, 42477, 99113, 127431, 297339, 382293, 693791, 892017, 1146879, 2081373, 2676051, 3440637, 6244119, 8028153, 18732357, 24084459, 56197071, 168591213]

約数ペア:

[(1, 168591213), (3, 56197071), (7, 24084459), (9, 18732357), (21, 8028153), (27, 6244119), (49, 3440637), (63, 2676051), (81, 2081373), (147, 1146879), (189, 892017), (243, 693791), (441, 382293), (567, 297339), (1323, 127431), (1701, 99113), (3969, 42477), (11907, 14159)]