261000196

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{28631}}^1$

素因数の和:28731

約数の個数: 24

約数和(自身を含む): 476207424

約数和(自身を除く): 215207228

約数列:

[1, 2, 4, 43, 53, 86, 106, 172, 212, 2279, 4558, 9116, 28631, 57262, 114524, 1231133, 1517443, 2462266, 3034886, 4924532, 6069772, 65250049, 130500098, 261000196]

約数ペア:

[(1, 261000196), (2, 130500098), (4, 65250049), (43, 6069772), (53, 4924532), (86, 3034886), (106, 2462266), (172, 1517443), (212, 1231133), (2279, 114524), (4558, 57262), (9116, 28631)]