28506282

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{678721}}^1$

素因数の和:678733

約数の個数: 16

約数和(自身を含む): 65157312

約数和(自身を除く): 36651030

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 678721, 1357442, 2036163, 4072326, 4751047, 9502094, 14253141, 28506282]

約数ペア:

[(1, 28506282), (2, 14253141), (3, 9502094), (6, 4751047), (7, 4072326), (14, 2036163), (21, 1357442), (42, 678721)]