278313130

素因数分解:

$2^1\times 5^1\times {\mathrm{1553}}^1\times {\mathrm{17921}}^1$

素因数の和:19481

約数の個数: 16

約数和(自身を含む): 501314184

約数和(自身を除く): 223001054

約数列:

[1, 2, 5, 10, 1553, 3106, 7765, 15530, 17921, 35842, 89605, 179210, 27831313, 55662626, 139156565, 278313130]

約数ペア:

[(1, 278313130), (2, 139156565), (5, 55662626), (10, 27831313), (1553, 179210), (3106, 89605), (7765, 35842), (15530, 17921)]