864703154

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{444349}}^1$

素因数の和:444497

約数の個数: 16

約数和(自身を含む): 1493016000

約数和(自身を除く): 628312846

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 444349, 888698, 3110443, 6220886, 61764511, 123529022, 432351577, 864703154]

約数ペア:

[(1, 864703154), (2, 432351577), (7, 123529022), (14, 61764511), (139, 6220886), (278, 3110443), (973, 888698), (1946, 444349)]