189740043

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{479}}^1\times {\mathrm{863}}^1$

素因数の和:1368

約数の個数: 32

約数和(自身を含む): 298598400

約数和(自身を除く): 108858357

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 479, 863, 1437, 2589, 4311, 7767, 8143, 12933, 14671, 23301, 24429, 44013, 73287, 132039, 219861, 396117, 413377, 1240131, 3720393, 7027409, 11161179, 21082227, 63246681, 189740043]

約数ペア:

[(1, 189740043), (3, 63246681), (9, 21082227), (17, 11161179), (27, 7027409), (51, 3720393), (153, 1240131), (459, 413377), (479, 396117), (863, 219861), (1437, 132039), (2589, 73287), (4311, 44013), (7767, 24429), (8143, 23301), (12933, 14671)]