15238377

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{1999}}^1$

素因数の和:2034

約数の個数: 36

約数和(自身を含む): 27664000

約数和(自身を除く): 12425623

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 121, 231, 363, 693, 847, 1089, 1999, 2541, 5997, 7623, 13993, 17991, 21989, 41979, 65967, 125937, 153923, 197901, 241879, 461769, 725637, 1385307, 1693153, 2176911, 5079459, 15238377]

約数ペア:

[(1, 15238377), (3, 5079459), (7, 2176911), (9, 1693153), (11, 1385307), (21, 725637), (33, 461769), (63, 241879), (77, 197901), (99, 153923), (121, 125937), (231, 65967), (363, 41979), (693, 21989), (847, 17991), (1089, 13993), (1999, 7623), (2541, 5997)]