28931082236

素因数分解:

$2^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{7887427}}^1$

素因数の和:7887569

約数の個数: 24

約数和(自身を含む): 58303867776

約数和(自身を除く): 29372785540

約数列:

[1, 2, 4, 7, 14, 28, 131, 262, 524, 917, 1834, 3668, 7887427, 15774854, 31549708, 55211989, 110423978, 220847956, 1033252937, 2066505874, 4133011748, 7232770559, 14465541118, 28931082236]

約数ペア:

[(1, 28931082236), (2, 14465541118), (4, 7232770559), (7, 4133011748), (14, 2066505874), (28, 1033252937), (131, 220847956), (262, 110423978), (524, 55211989), (917, 31549708), (1834, 15774854), (3668, 7887427)]