257979072

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{103357}}^1$

素因数の和:103385

約数の個数: 56

約数和(自身を含む): 735082096

約数和(自身を除く): 477103024

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 156, 192, 208, 312, 416, 624, 832, 1248, 2496, 103357, 206714, 310071, 413428, 620142, 826856, 1240284, 1343641, 1653712, 2480568, 2687282, 3307424, 4030923, 4961136, 5374564, 6614848, 8061846, 9922272, 10749128, 16123692, 19844544, 21498256, 32247384, 42996512, 64494768, 85993024, 128989536, 257979072]

約数ペア:

[(1, 257979072), (2, 128989536), (3, 85993024), (4, 64494768), (6, 42996512), (8, 32247384), (12, 21498256), (13, 19844544), (16, 16123692), (24, 10749128), (26, 9922272), (32, 8061846), (39, 6614848), (48, 5374564), (52, 4961136), (64, 4030923), (78, 3307424), (96, 2687282), (104, 2480568), (156, 1653712), (192, 1343641), (208, 1240284), (312, 826856), (416, 620142), (624, 413428), (832, 310071), (1248, 206714), (2496, 103357)]