280332969

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{271}}^1$

素因数の和:546

約数の個数: 48

約数和(自身を含む): 452468736

約数和(自身を除く): 172135767

約数列:

[1, 3, 7, 21, 31, 49, 93, 147, 217, 227, 271, 651, 681, 813, 1519, 1589, 1897, 4557, 4767, 5691, 7037, 8401, 11123, 13279, 21111, 25203, 33369, 39837, 49259, 58807, 61517, 147777, 176421, 184551, 344813, 411649, 430619, 1034439, 1234947, 1291857, 1907027, 3014333, 5721081, 9042999, 13349189, 40047567, 93444323, 280332969]

約数ペア:

[(1, 280332969), (3, 93444323), (7, 40047567), (21, 13349189), (31, 9042999), (49, 5721081), (93, 3014333), (147, 1907027), (217, 1291857), (227, 1234947), (271, 1034439), (651, 430619), (681, 411649), (813, 344813), (1519, 184551), (1589, 176421), (1897, 147777), (4557, 61517), (4767, 58807), (5691, 49259), (7037, 39837), (8401, 33369), (11123, 25203), (13279, 21111)]