55289925

素因数分解:

$3^3\times 5^2\times {\mathrm{101}}^1\times {\mathrm{811}}^1$

素因数の和:931

約数の個数: 48

約数和(自身を含む): 102701760

約数和(自身を除く): 47411835

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 101, 135, 225, 303, 505, 675, 811, 909, 1515, 2433, 2525, 2727, 4055, 4545, 7299, 7575, 12165, 13635, 20275, 21897, 22725, 36495, 60825, 68175, 81911, 109485, 182475, 245733, 409555, 547425, 737199, 1228665, 2047775, 2211597, 3685995, 6143325, 11057985, 18429975, 55289925]

約数ペア:

[(1, 55289925), (3, 18429975), (5, 11057985), (9, 6143325), (15, 3685995), (25, 2211597), (27, 2047775), (45, 1228665), (75, 737199), (101, 547425), (135, 409555), (225, 245733), (303, 182475), (505, 109485), (675, 81911), (811, 68175), (909, 60825), (1515, 36495), (2433, 22725), (2525, 21897), (2727, 20275), (4055, 13635), (4545, 12165), (7299, 7575)]