28987515

素因数分解:

$3^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{2377}}^1$

素因数の和:2659

約数の個数: 24

約数和(自身を含む): 50451648

約数和(自身を除く): 21464133

約数列:

[1, 3, 5, 9, 15, 45, 271, 813, 1355, 2377, 2439, 4065, 7131, 11885, 12195, 21393, 35655, 106965, 644167, 1932501, 3220835, 5797503, 9662505, 28987515]

約数ペア:

[(1, 28987515), (3, 9662505), (5, 5797503), (9, 3220835), (15, 1932501), (45, 644167), (271, 106965), (813, 35655), (1355, 21393), (2377, 12195), (2439, 11885), (4065, 7131)]