25494219

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:204

約数の個数: 48

約数和(自身を含む): 41277600

約数和(自身を除く): 15783381

約数列:

[1, 3, 9, 19, 29, 53, 57, 87, 97, 159, 171, 261, 291, 477, 551, 873, 1007, 1537, 1653, 1843, 2813, 3021, 4611, 4959, 5141, 5529, 8439, 9063, 13833, 15423, 16587, 25317, 29203, 46269, 53447, 87609, 97679, 149089, 160341, 262827, 293037, 447267, 481023, 879111, 1341801, 2832691, 8498073, 25494219]

約数ペア:

[(1, 25494219), (3, 8498073), (9, 2832691), (19, 1341801), (29, 879111), (53, 481023), (57, 447267), (87, 293037), (97, 262827), (159, 160341), (171, 149089), (261, 97679), (291, 87609), (477, 53447), (551, 46269), (873, 29203), (1007, 25317), (1537, 16587), (1653, 15423), (1843, 13833), (2813, 9063), (3021, 8439), (4611, 5529), (4959, 5141)]