155500016

素因数分解:

$2^4\times 7^1\times {\mathrm{1388393}}^1$

素因数の和:1388408

約数の個数: 20

約数和(自身を含む): 344321712

約数和(自身を除く): 188821696

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1388393, 2776786, 5553572, 9718751, 11107144, 19437502, 22214288, 38875004, 77750008, 155500016]

約数ペア:

[(1, 155500016), (2, 77750008), (4, 38875004), (7, 22214288), (8, 19437502), (14, 11107144), (16, 9718751), (28, 5553572), (56, 2776786), (112, 1388393)]