28180151998

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{1613}}^1\times {\mathrm{55639}}^1$

素因数の和:57411

約数の個数: 16

約数和(自身を含む): 42566603040

約数和(自身を除く): 14386451042

約数列:

[1, 2, 157, 314, 1613, 3226, 55639, 111278, 253241, 506482, 8735323, 17470646, 89745707, 179491414, 14090075999, 28180151998]

約数ペア:

[(1, 28180151998), (2, 14090075999), (157, 179491414), (314, 89745707), (1613, 17470646), (3226, 8735323), (55639, 506482), (111278, 253241)]