178101

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1$

素因数の和:281

約数の個数: 24

約数和(自身を含む): 321984

約数和(自身を除く): 143883

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 257, 693, 771, 1799, 2313, 2827, 5397, 8481, 16191, 19789, 25443, 59367, 178101]

約数ペア:

[(1, 178101), (3, 59367), (7, 25443), (9, 19789), (11, 16191), (21, 8481), (33, 5397), (63, 2827), (77, 2313), (99, 1799), (231, 771), (257, 693)]