218614218

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{9157}}^1$

素因数の和:9358

約数の個数: 32

約数和(自身を含む): 458925696

約数和(自身を除く): 240311478

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 173, 346, 519, 1038, 3979, 7958, 9157, 11937, 18314, 23874, 27471, 54942, 210611, 421222, 631833, 1263666, 1584161, 3168322, 4752483, 9504966, 36435703, 72871406, 109307109, 218614218]

約数ペア:

[(1, 218614218), (2, 109307109), (3, 72871406), (6, 36435703), (23, 9504966), (46, 4752483), (69, 3168322), (138, 1584161), (173, 1263666), (346, 631833), (519, 421222), (1038, 210611), (3979, 54942), (7958, 27471), (9157, 23874), (11937, 18314)]