2104778277

素因数分解:

$3^6\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{227}}^1$

素因数の和:354

約数の個数: 112

約数和(自身を含む): 3827773440

約数和(自身を除く): 1722995163

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 79, 81, 161, 189, 207, 227, 237, 243, 483, 553, 567, 621, 681, 711, 729, 1449, 1589, 1659, 1701, 1817, 1863, 2043, 2133, 4347, 4767, 4977, 5103, 5221, 5451, 5589, 6129, 6399, 12719, 13041, 14301, 14931, 15663, 16353, 16767, 17933, 18387, 19197, 36547, 38157, 39123, 42903, 44793, 46989, 49059, 53799, 55161, 57591, 109641, 114471, 117369, 125531, 128709, 134379, 140967, 147177, 161397, 165483, 328923, 343413, 376593, 386127, 403137, 412459, 422901, 441531, 484191, 986769, 1030239, 1129779, 1158381, 1237377, 1268703, 1324593, 1452573, 2887213, 2960307, 3090717, 3389337, 3712131, 3806109, 4357719, 8661639, 8880921, 9272151, 10168011, 11136393, 13073157, 25984917, 26642763, 30504033, 33409179, 77954751, 91512099, 100227537, 233864253, 300682611, 701592759, 2104778277]

約数ペア:

[(1, 2104778277), (3, 701592759), (7, 300682611), (9, 233864253), (21, 100227537), (23, 91512099), (27, 77954751), (63, 33409179), (69, 30504033), (79, 26642763), (81, 25984917), (161, 13073157), (189, 11136393), (207, 10168011), (227, 9272151), (237, 8880921), (243, 8661639), (483, 4357719), (553, 3806109), (567, 3712131), (621, 3389337), (681, 3090717), (711, 2960307), (729, 2887213), (1449, 1452573), (1589, 1324593), (1659, 1268703), (1701, 1237377), (1817, 1158381), (1863, 1129779), (2043, 1030239), (2133, 986769), (4347, 484191), (4767, 441531), (4977, 422901), (5103, 412459), (5221, 403137), (5451, 386127), (5589, 376593), (6129, 343413), (6399, 328923), (12719, 165483), (13041, 161397), (14301, 147177), (14931, 140967), (15663, 134379), (16353, 128709), (16767, 125531), (17933, 117369), (18387, 114471), (19197, 109641), (36547, 57591), (38157, 55161), (39123, 53799), (42903, 49059), (44793, 46989)]