2126778005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{281}}^1\times {\mathrm{571}}^1$

素因数の和:1109

約数の個数: 32

約数和(自身を含む): 2810560896

約数和(自身を除く): 683782891

約数列:

[1, 5, 11, 55, 241, 281, 571, 1205, 1405, 2651, 2855, 3091, 6281, 13255, 15455, 31405, 67721, 137611, 160451, 338605, 688055, 744931, 802255, 1513721, 1764961, 3724655, 7568605, 8824805, 38668691, 193343455, 425355601, 2126778005]

約数ペア:

[(1, 2126778005), (5, 425355601), (11, 193343455), (55, 38668691), (241, 8824805), (281, 7568605), (571, 3724655), (1205, 1764961), (1405, 1513721), (2651, 802255), (2855, 744931), (3091, 688055), (6281, 338605), (13255, 160451), (15455, 137611), (31405, 67721)]