31430224

素因数分解:

$2^4\times 7^1\times {\mathrm{280627}}^1$

素因数の和:280642

約数の個数: 20

約数和(自身を含む): 69595744

約数和(自身を除く): 38165520

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 280627, 561254, 1122508, 1964389, 2245016, 3928778, 4490032, 7857556, 15715112, 31430224]

約数ペア:

[(1, 31430224), (2, 15715112), (4, 7857556), (7, 4490032), (8, 3928778), (14, 2245016), (16, 1964389), (28, 1122508), (56, 561254), (112, 280627)]