28857554

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{7247}}^1$

素因数の和:7441

約数の個数: 16

約数和(自身を含む): 47488896

約数和(自身を除く): 18631342

約数列:

[1, 2, 11, 22, 181, 362, 1991, 3982, 7247, 14494, 79717, 159434, 1311707, 2623414, 14428777, 28857554]

約数ペア:

[(1, 28857554), (2, 14428777), (11, 2623414), (22, 1311707), (181, 159434), (362, 79717), (1991, 14494), (3982, 7247)]