678374706

素因数分解:

$2^1\times 3^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1\times {\mathrm{3413}}^1$

素因数の和:3786

約数の個数: 32

約数和(自身を含む): 1372264128

約数和(自身を除く): 693889422

約数列:

[1, 2, 3, 6, 157, 211, 314, 422, 471, 633, 942, 1266, 3413, 6826, 10239, 20478, 33127, 66254, 99381, 198762, 535841, 720143, 1071682, 1440286, 1607523, 2160429, 3215046, 4320858, 113062451, 226124902, 339187353, 678374706]

約数ペア:

[(1, 678374706), (2, 339187353), (3, 226124902), (6, 113062451), (157, 4320858), (211, 3215046), (314, 2160429), (422, 1607523), (471, 1440286), (633, 1071682), (942, 720143), (1266, 535841), (3413, 198762), (6826, 99381), (10239, 66254), (20478, 33127)]