205737453

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{11681}}^1$

素因数の和:11809

約数の個数: 24

約数和(自身を含む): 315881280

約数和(自身を除く): 110143827

約数列:

[1, 3, 9, 19, 57, 103, 171, 309, 927, 1957, 5871, 11681, 17613, 35043, 105129, 221939, 665817, 1203143, 1997451, 3609429, 10828287, 22859717, 68579151, 205737453]

約数ペア:

[(1, 205737453), (3, 68579151), (9, 22859717), (19, 10828287), (57, 3609429), (103, 1997451), (171, 1203143), (309, 665817), (927, 221939), (1957, 105129), (5871, 35043), (11681, 17613)]