201847275

素因数分解:

$3^3\times 5^2\times 7^1\times {\mathrm{42719}}^1$

素因数の和:42745

約数の個数: 48

約数和(自身を含む): 423782400

約数和(自身を除く): 221935125

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 105, 135, 175, 189, 225, 315, 525, 675, 945, 1575, 4725, 42719, 128157, 213595, 299033, 384471, 640785, 897099, 1067975, 1153413, 1495165, 1922355, 2691297, 3203925, 4485495, 5767065, 7475825, 8073891, 9611775, 13456485, 22427475, 28835325, 40369455, 67282425, 201847275]

約数ペア:

[(1, 201847275), (3, 67282425), (5, 40369455), (7, 28835325), (9, 22427475), (15, 13456485), (21, 9611775), (25, 8073891), (27, 7475825), (35, 5767065), (45, 4485495), (63, 3203925), (75, 2691297), (105, 1922355), (135, 1495165), (175, 1153413), (189, 1067975), (225, 897099), (315, 640785), (525, 384471), (675, 299033), (945, 213595), (1575, 128157), (4725, 42719)]