209712248

素因数分解:

$2^3\times {\mathrm{619}}^1\times {\mathrm{42349}}^1$

素因数の和:42974

約数の個数: 16

約数和(自身を含む): 393855000

約数和(自身を除く): 184142752

約数列:

[1, 2, 4, 8, 619, 1238, 2476, 4952, 42349, 84698, 169396, 338792, 26214031, 52428062, 104856124, 209712248]

約数ペア:

[(1, 209712248), (2, 104856124), (4, 52428062), (8, 26214031), (619, 338792), (1238, 169396), (2476, 84698), (4952, 42349)]