1278225663

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{809}}^1$

素因数の和:992

約数の個数: 64

約数和(自身を含む): 2090188800

約数和(自身を除く): 811963137

約数列:

[1, 3, 11, 13, 29, 33, 39, 87, 127, 143, 319, 377, 381, 429, 809, 957, 1131, 1397, 1651, 2427, 3683, 4147, 4191, 4953, 8899, 10517, 11049, 12441, 18161, 23461, 26697, 31551, 40513, 47879, 54483, 70383, 102743, 115687, 121539, 143637, 258071, 304993, 308229, 347061, 526669, 774213, 914979, 1130173, 1335659, 1580007, 2979547, 3354923, 3390519, 4006977, 8938641, 10064769, 14692249, 32775017, 38734111, 44076747, 98325051, 116202333, 426075221, 1278225663]

約数ペア:

[(1, 1278225663), (3, 426075221), (11, 116202333), (13, 98325051), (29, 44076747), (33, 38734111), (39, 32775017), (87, 14692249), (127, 10064769), (143, 8938641), (319, 4006977), (377, 3390519), (381, 3354923), (429, 2979547), (809, 1580007), (957, 1335659), (1131, 1130173), (1397, 914979), (1651, 774213), (2427, 526669), (3683, 347061), (4147, 308229), (4191, 304993), (4953, 258071), (8899, 143637), (10517, 121539), (11049, 115687), (12441, 102743), (18161, 70383), (23461, 54483), (26697, 47879), (31551, 40513)]