2779623

素因数分解:

$3^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{191}}^1$

素因数の和:225

約数の個数: 48

約数和(自身を含む): 5253120

約数和(自身を除く): 2473497

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 49, 63, 77, 99, 147, 189, 191, 231, 297, 441, 539, 573, 693, 1323, 1337, 1617, 1719, 2079, 2101, 4011, 4851, 5157, 6303, 9359, 12033, 14553, 14707, 18909, 28077, 36099, 44121, 56727, 84231, 102949, 132363, 252693, 308847, 397089, 926541, 2779623]

約数ペア:

[(1, 2779623), (3, 926541), (7, 397089), (9, 308847), (11, 252693), (21, 132363), (27, 102949), (33, 84231), (49, 56727), (63, 44121), (77, 36099), (99, 28077), (147, 18909), (189, 14707), (191, 14553), (231, 12033), (297, 9359), (441, 6303), (539, 5157), (573, 4851), (693, 4011), (1323, 2101), (1337, 2079), (1617, 1719)]