1985445

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1$

素因数の和:223

約数の個数: 64

約数和(自身を含む): 4423680

約数和(自身を除く): 2438235

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 27, 33, 35, 45, 55, 63, 77, 99, 105, 135, 165, 189, 191, 231, 297, 315, 385, 495, 573, 693, 945, 955, 1155, 1337, 1485, 1719, 2079, 2101, 2865, 3465, 4011, 5157, 6303, 6685, 8595, 10395, 10505, 12033, 14707, 18909, 20055, 25785, 31515, 36099, 44121, 56727, 60165, 73535, 94545, 132363, 180495, 220605, 283635, 397089, 661815, 1985445]

約数ペア:

[(1, 1985445), (3, 661815), (5, 397089), (7, 283635), (9, 220605), (11, 180495), (15, 132363), (21, 94545), (27, 73535), (33, 60165), (35, 56727), (45, 44121), (55, 36099), (63, 31515), (77, 25785), (99, 20055), (105, 18909), (135, 14707), (165, 12033), (189, 10505), (191, 10395), (231, 8595), (297, 6685), (315, 6303), (385, 5157), (495, 4011), (573, 3465), (693, 2865), (945, 2101), (955, 2079), (1155, 1719), (1337, 1485)]