27861490

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{25561}}^1$

素因数の和:25677

約数の個数: 16

約数和(自身を含む): 50612760

約数和(自身を除く): 22751270

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 25561, 51122, 127805, 255610, 2786149, 5572298, 13930745, 27861490]

約数ペア:

[(1, 27861490), (2, 13930745), (5, 5572298), (10, 2786149), (109, 255610), (218, 127805), (545, 51122), (1090, 25561)]