215522715

素因数分解:

$3^1\times 5^1\times {\mathrm{1303}}^1\times {\mathrm{11027}}^1$

素因数の和:12338

約数の個数: 16

約数和(自身を含む): 345132288

約数和(自身を除く): 129609573

約数列:

[1, 3, 5, 15, 1303, 3909, 6515, 11027, 19545, 33081, 55135, 165405, 14368181, 43104543, 71840905, 215522715]

約数ペア:

[(1, 215522715), (3, 71840905), (5, 43104543), (15, 14368181), (1303, 165405), (3909, 55135), (6515, 33081), (11027, 19545)]