281034376

素因数分解:

$2^3\times 7^1\times {\mathrm{1609}}^1\times {\mathrm{3119}}^1$

素因数の和:4741

約数の個数: 32

約数和(自身を含む): 602784000

約数和(自身を除く): 321749624

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1609, 3119, 3218, 6238, 6436, 11263, 12476, 12872, 21833, 22526, 24952, 43666, 45052, 87332, 90104, 174664, 5018471, 10036942, 20073884, 35129297, 40147768, 70258594, 140517188, 281034376]

約数ペア:

[(1, 281034376), (2, 140517188), (4, 70258594), (7, 40147768), (8, 35129297), (14, 20073884), (28, 10036942), (56, 5018471), (1609, 174664), (3119, 90104), (3218, 87332), (6238, 45052), (6436, 43666), (11263, 24952), (12476, 22526), (12872, 21833)]