16806537

素因数分解:

$3^2\times {\mathrm{11}}^3\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:123

約数の個数: 48

約数和(自身を含む): 28319616

約数和(自身を除く): 11513079

約数列:

[1, 3, 9, 11, 23, 33, 61, 69, 99, 121, 183, 207, 253, 363, 549, 671, 759, 1089, 1331, 1403, 2013, 2277, 2783, 3993, 4209, 6039, 7381, 8349, 11979, 12627, 15433, 22143, 25047, 30613, 46299, 66429, 81191, 91839, 138897, 169763, 243573, 275517, 509289, 730719, 1527867, 1867393, 5602179, 16806537]

約数ペア:

[(1, 16806537), (3, 5602179), (9, 1867393), (11, 1527867), (23, 730719), (33, 509289), (61, 275517), (69, 243573), (99, 169763), (121, 138897), (183, 91839), (207, 81191), (253, 66429), (363, 46299), (549, 30613), (671, 25047), (759, 22143), (1089, 15433), (1331, 12627), (1403, 11979), (2013, 8349), (2277, 7381), (2783, 6039), (3993, 4209)]