2788045215

素因数分解:

$3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1356713}}^1$

素因数の和:1356858

約数の個数: 16

約数和(自身を含む): 4493436768

約数和(自身を除く): 1705391553

約数列:

[1, 3, 5, 15, 137, 411, 685, 2055, 1356713, 4070139, 6783565, 20350695, 185869681, 557609043, 929348405, 2788045215]

約数ペア:

[(1, 2788045215), (3, 929348405), (5, 557609043), (15, 185869681), (137, 20350695), (411, 6783565), (685, 4070139), (2055, 1356713)]